Architects & Engineers House of the future!

® Georg Szabó Consulting herz-lang.com

Competent team in overall planning, The aim of Passive House consulting is to bring specialised know-how into technical planning and consultation! existing planning and construction teams to achieve the Passive House standard.

Dear Ladies and Gentlemen, Are you responsible for the implementation of a large scale residential development, an industrial building, commercial, trade, com- I ntegrated Development munity or office building and intend to construct or renovate to Passive House standard? design PHPP, thermal of elements, You already have a planning team with experience from previous realized projects or competitions. There is however less experience bridges details and in the field of high energy efficiency standards, such as a certified Passive House in the team. You would like to guarantee this high technical Passive standard through an integrated process of planning, design and operation. appliances House You would like to be sure from the outset that the customer receives an energy efficient, maintenance (operation, servicing, users), and trouble-free building. You would also like a building that will ultimately provide savings that justify the additional expenditure Consulting and for this to be achieved through ease of use with the overall concept for the building envelope and building technology? Then you are in safe hands with us as there is where our Passive House consulting comes into play. We started with the Passive House concept in 1998 and have up until now being involved as an integrated designer (architect + technical planning) in more than 100 Passive single and multi-family houses in both new construction and renovation. Certification T endering, bill House We use this experience in consulting to benefit our customers (builders, general planner). We have done this since 2005 and have of quantities accompanied over 1500 residential units and over 80,000 m² of non-residential buildings to the Passive House standard. Among them Consulting are many of the world‘s first realized Passive House buildings in their class (multi-storey buildings, hotel, museum, prison, court), and a variety of local authority buildings in both new construction and renovation at home and abroad. Our standard is to bring all our projects through to certification with econmic solutions and high comfort. All our buildings meet the requirements; therefore we recommend speaking to our clients if you need more references. Construction T raining The following pages will inform you about our methodology and our experiences based on photos and especially projects in practice. Quality supervision We look forward to gaining your trust and to become planning partners on your team. planning control, team, crafts- building men and end user measurement Florian Lang Dieter Herz DI (FH) DI (FH)

Company details Team Introduction Who we are PAGE 4 – 6 Consulting 01 - English Edition Editior Herz&Lang GmbH References Ritzensonnenhalb 5a • 87480 • Phone +49 (0) 8375-921133-0 Commerical and community buildings Fax +49 (0) 8375-921133-55 • [email protected] PAGE 7 – 22 Design and implementation sr-design • Susanne Reisacher Certification PAGE 23 www.sr-design.de • Phone +49 (0) 7562-97 02 66 Text Jensen media GmbH • Roland Wiedemann www.jensen-media.de • Phone +49 (0) 831-9602213 Membership/Qualifications Photo reisacher consulting • Franz Xaver Reisacher www.reisacher-consulting.de • Phone +49 (0) 8375-975116 Any liability, in particular for any damage caused by incurred by use of the information is excluded. The content is copyrighted.

- 2 - - 3 - Our Team!

Dipl.Ing. (FH) Dipl.Ing. (FH) Dipl. Ing. (FH) Florian Lang Dieter Herz Simon Schmerker nt nt or or ts t t lanning

Joachim Blaas eme p ec

ec g cep e

ir Special expertise: ir Special expertise: Special expertise:: d Special expertise: Energy Efficiency Consultant KMU d Certified Passive House Planner Certified Passive House Designer Certified Passive House Designer on

Energy Efficiency Consultant Acred. Passive House Certifier ana c Acred. Passive House Certifier Certified Air Tightness Tester Dynamic building simulation Hygrothermal simulation Structual timber planning Sound insulation planning m

Certified Air Tightness Tester Hous t Projects: e Projects: rgy Art Museum, Ravensburg Projects: e Projects: ec Justis Centre, Korneuburg Explorer Hotels Kindergarten, Bodnegg

Museum of bavarian history, n Olympic Village, Innsbruck Hotel & Resort Sonnenalp, Kindergarten, Baienfurt

Regensburg e Kindergarten St.Mang, Baaderstraße, Lodeareal, Innsbruck District Court, Günzburg

Managing Managing Marienheim, Kempten Managing Managing Passiv

Secondary School, Buchloe Proj Secondary School, Poing

Dipl.Ing. Raphael Vibert

nt lanning lanning

eme BEng., MIEI p p

ings Stephen Quinn e Dipl.Ing. Architect Dipl.Ing.(FH) Architect e e d Anita Bechter Julian Flecks Special expertise: Special expertise: Certified Passive House Designer tur Certified Passive House Designer Dynamic building simulation Projects: buil Special expertise: Hous Hous

t Certified Passive House Designer

ec Certified Passive House Designer e e w Projects: Projects: e it ec Projects: Riverside, Norwich Metzstraße, Friedrichshafen Persönliche Referenz: Airoptima, Kaufbeuren n Postquartier, Ravensburg Apartment complex 56 Apts., Single and multi family houses ch Justice Centre, Korneuburg Student accomadation, Munich Kaufbeuren Terraced houses r An der Stadtmauer, Kempten Green Centre, competition Competitions Passiv Proj Manag Passiv A Kindergarden, Aberdeen Allgäu Fitness Centre, competition

- 4 - - 5 - Explorer Hotel Neuschwanstein

Dipl. Ing. (FH) Energy concept: Helmut König Highest energy efficiency through the implementation of Passive House certification and

related four-eyes principle. Holistic consideration of all energy consumption with respect facts to final and primary energy. Quality management system to implement the planning nt nt through to the execution and operation. High usage of solar energy through solar

thermal collectors and photovoltaics. Comfort ventilation with high heat recovery and efficient electrical appliances in all areas. Location: eme eme An der Risse 46, im Allgäu g ings g ings

d Planning and construction time: d Georg Endras Special expertise: 2012-2013 ana ana Fire Protection Planning Special expertise: Client:

Certified Air Tighness Tester m m buil Master Carpenter Explorer Hotel Nesselwang GmbH &

buil Energy Efficiency Consultant t

t Gov. appvd. BuildingTechnician Co. KG

Dena-Expert w d 3D Planning

Structural Planning e ec ec Contact for the client: n ol Mr Reisigl Projects: Projects: Vocational school, Secondary school, Lindenberg Building volume: Astrid-Lindgren-School, Kempten MVAS, Kempten Proj Proj 10.500m³ Refurb Immenbrücke, Sigmarzell Job centre, Kempten Champigon dairy, Heising Holitsch, Tettnang Building cost: 10,1 Mil.

Services provided: Passive House Planning Detailed Planning Building Measurement Certification Coordination

Energy Standard:

nt Certified Passive House

nt Claudia Baldauf Project Supervisor(s): Mr Herz, Mr Blaas, Mr Quinn eubau eme N g ings eme Project Manager: ounting d g Josef Wille Explorer Hotel Nesselwang Manfred Kolb c GmbH & Co. KG c al work al ana ana m

buil t Special expertise: m tur Special expertise: d

t Silvia Stöhr Certified Energy Advisor c Gov. appvd. BuildingTechnician ec 3D Planning Previously managing director of self ol

ec owned conctruction company Project Status

Projects: t Realised project e stru Projects: Proj Primary school, Missen In Planning Ibergzentrum, Maierhöfen Multi-purpose hall, Stiefenhofen r Projektleitung Projektleitung Proj Competition Dialysis centre, Immenstadt Riedbergpass street with bridge Allgäusonne Hotel, Kreisstraße Weißach, Hangverbau Energy concept Sec a / arial Gaby Strobel

- 6 - - 7 - Zero emissions, great comfort!

The world‘s first certified Passive House According to results of the annual Hotel was opened in (Oberall- balance sheet total, the total energy mentioned in the planning phase, This is reflected in the number of reser- gäu). Designed as a zero emission demand being offset from the photo- says the hotelier who also runs other vation requests. However he says that house the Explorer Hotel with its 76 voltaic system installed on the roof will hotels in . But then Jürn- this is not only due to the innovative rooms is consistently thinking about even give a CO2 credit for the distinc- FACTS jakob Reisigl heard of two projects in energy concept but also the designer climate change, which goes down very tive building from the Sonthofener which the planning office Herz & Lang bathrooms, stylish rooms facilities, well with the guests. According to the architectural firm Sieber-Renn. A played a major role: the construction warm wood tones, a sport spa area with hotel owner Jürnjakob Reisigl, the hotel fact that makes Jürnjakob Reisigl New of the Innsbruck Lodenareal a total of latest fitness and cardio equipment on the outskirts of Oberstdorf is already proud and who in his own Zero emissions building 354 residential units and the new staff for advanced training opportunities booked out with “active” guests and is words has said „is Green at Plus certified Passive House, accommodation at the Hotel Sonnenalp as well as sauna & steam room and far exceeding expectations. heart”. in Ofterschwang, both constructed to of course the Explorer lounge with Location: Passive House standard. multi-touch screens. The Explorer Hotel Dieter Herz from the planning office The Passive Fishing / Allgäu Jürnjakob Reisigl realized that highly presents itself as a chic and easy going responsible for the Passive House House de- energy-efficient construction is the way Sports Resort; it is inexpensive, but not Consulting and training of the participa- sign was Building use: of the future. cheap. Jürnjakob Reisigl tells us „even ting designers and craftsmen involved not Hotel with 76 rooms though we are cutting back on energy speaks of „a milestone“ in the Hospitali- Initial concerns consumption and heating costs we are ty industry. Architecture: definitely not cutting back on comfort.“ Architects SIEBER RACE „It is not only going to be a hotel for The Explore Hotel has set a new stan- the next few years, but for the next dard in an industry which normally Professional Passive House planning: few decades,“ says the native of Tyrol. consumes a tremendous amount Herz & Lang GmbH Reisigl therefore decided „If it‘s feasible, of energy and emits a lot of CO2 then the Explorer Hotel will be a Pas- into the atmosphere. Type of building: sive House”. However, he was initially Massive construction with exterior advised against it due to a number of insulation- different concerns; too expensive, too composite system long turnaround time and a risk of mold Shingle formwork growth, but Jürnjakob Reisigl stuck to his guns and turned to the expert team Energy concept: at Herz & Lang, under whose direction Gas condensing boiler with biogas many Passive Houses in the have 3 comfort ventilation systems arose. „Now all those involved in the Photovoltaic and solar system construction of the Explorer Hotel agree that the Passive House concept was a Energy reference area: really good idea,“ says the innovative 2453 m² (PHPP) hotelier.

Energy demand: The additional cost due to the Pas- 14 kWh / (m² a) (PHPP) sive House Design of the 5.8-million project, Reisigl estimated at six to seven Ecological aspects: percent. Reisigl believes „it will take Plus-Energy House less than six years for the additional Zero emissions building expenditure for the highly insulated renewable energy building envelope, the triple-glazed windows and the ventilation system to pay for itself.“

Jürnjakob Reisigl also assumes that the Passive House standard of hotel mar- keting is useful and attracts costumers. Due to the high quality of construction and the comfort ventilation system, Certified that is really easy to use, the climate in Passive House the rooms is perfect. He believes that ecology and energy saving goes down well with customers in general.

- 8 - ++ Passive House standard and modern design ++ ++ The new Explorer Hotel is the future in every way ++ - 9 - Explorer Hotel Montafon Art Museum Ravensburg

The Explorer Hotel Montafon Gaschurn / Vorarlberg is the first Passive Hotel in Aus- The world‘s first Passive House certified tria. The concept of the Explorer Hotel Oberstdorf (Fischen i. Allgäu) a Passive Hotel museum was built in Ravensburg. The (99 rooms) with spa was used as a base for design and then furthered developed. The Stuttgart office Lederer Ragnarsdóttir facts highest building standard was achieved along with low follow-up costs in mainte- facts Oei has won the German Architecture nance due to the Passive House construction. Award 2013 for the museum. The buil-

ding is not only aesthetically pleasing but also contributes to the concept Location: Location: of sustainability and a high-energy Austria Gaschurn Burgstraße 9, 88212 Ravensburg standard. A museum in Passive House design places high demands on all Planning and construction time: Planning and construction time: involved. One of these challenges was 2012-2013 2010-2013 dealing with the minimal amount of windows in the museum which was due Client: Client: to the fact that the paintings must be Explorer Hotel Nesselwang Reisch-Bau Gbr only lit with artificial light. GmbH & Co. KG Contact for the client: Contact for the client: Mr Reisch Mr Reisigl Building volume: Building volume: 6.300m³ 10.500m³ Building cost: Building cost: ---- 10,7 Mil. Services provided: Services provided: Energy Efficiency Planning, Passive House Planning Building Physics, Detail Development Detailed Planning Passive House Planning Building Measurement Building measurement Certification Coordination Coordinating certification

Energy Standard: Energy Standard: Certified Passive House Certified Passive House

Project Supervisor(s): Project Supervisor(s): Mr Herz, Mr Blaas, Mr Quinn Mr Lang, Mr Schmerker

Project Manager: Project Manager: Rhomberg Bau Reisch-Bau Gbr

Project Status Project Status Realised project Realised project In Planning In Planning Competition Competition Energy concept Energy concept

- 10 - - 11 - Hotel and Resort Sonnenalp herz-lang.com

staying in high quality accommoda- Experts see huge energy savings, espe- The Hotel Sonnenalp in Ofterschwang is madation a few hundred meters away“ operation costs around one million euros tion on par with that of the high end cially in the hotel sector. Every euro not ’s leading wellness hotel. Howe- says Sonnenalp CEO Michael Fäßler. in restructuring measures. „With this in rooms for guests in the 5 star hotel. The spent on energy is a euro I will invest ver, the 5 Star Wellness Resort is number mind the aspect of energy efficiency Sonnenalp boss can only smile about it, in our service, which therefore goes one in a different category as well. „From the beginning, we were clear always plays a very important role,“ says FACTS pointing out how important it is that the to the satisfaction of the guests. In the that the new housing had to meet a Michael Fäßler. New hotel staff feels comfortable and totally hospitality industry approximately seven Apartments for approximately 60 emplo- high standard of energy efficiency and The company invested five million euros Passive House certified, motivated to go work every day. In fact, percent of sales goes towards energy yees are available in the two newly built we wanted to build with the future in in the construction of the Passive House the employees are overjoyed with their costs „We now have our energy costs at Passive Houses. This was the first Passive mind.”said Fäßler. It is also important staff accommodation. „Medium and long Location: new Passive House standard homes. four percent,“ said Michael Fäßler. „This House built in the German hotel indus- from an economic stand point, for a ho- term money well spent.“ says Michael Ofterschwang / Allgäu „Also the marketing issue cannot be is a very small amount for when dealing try. The planning office of Herz & Lang tel to save energy, thereby reducing cost. Fäßler. The successful hotelier apprecia- underestimated,“ adds Dieter Herz with a 5 star Hotel.“ was responsible for the building physics This is a way of thinking that has always tes that to build apartments only with Building use: „The guests will see that the Sonnenalp and quality management. been part of the Sonnenalp concept. a conventional energy standard would Staff building, 60 apartments Hotel takes the issue of climate change Even Sonnenalp Senior Chef, Karlheinz indeed have been 10 to 15 per cent che- seriously.“ The old staff accommodation was only in keeping with this concept decided to aper, but if the prices of heating oil and Architecture: a stone’s throw from the hotel, even in build a co-generation plant. For some gas continue to develop as in the past, Architects Unzeitig GmbH the 1960’s it was unusual to have the time, much of the hot water demand, the additional costs due to the energy employee accommodations so close which is significant in a spa hotel, was savings will have paid for itself in twelve Professional Passive House planning/ to the main building. “The employee met by recovering heat from the cooling years. structural timber planning: accommodation was quite outdated and and ventilation systems. An eco-friendly Herz & Lang GmbH because a renovation would wood-chip boiler provides warmth for The project has caused a stir in the have been more expensive, each hotel room. Every year industry. A number of colleagues from Type of building: we decided to build a the 444-bed the hospitality sector have marveled at Wood-frame construction new employee acco- the fact that the Sonnenalp staff were

Energy concept: District heating systems, renewable comfort ventilation

Energy reference area: 1087 m² (PHPP)

Energy demand: 13 kWh / m² a (PHPP)

Ecological aspects: Renewable energy and building materials, local craftsmen

Certified Passive House

- 12 - ++ Energy saving – lower costs ++ ++ Climate change - an important issue ++ - 13 - First Prison in the Passive House Standard worldwide herz-lang.com

ning and energy balancing in order to the ground-floor court rooms, sections maintain the certification standard. of the ground floor level have been The prison (13,200 m2) and the court- raised by 30 cm, along with the band facts house (12,300 m2) were structurally of windows on the ground floor. The separated. An underground connection prison is divided into several structures between the two buildings is used for each having a separate function. The screening of prisoners in the court area, outside security of the building which Location: without allowing them to come into integrates into the façade then brings Korneuburg/ Niederöstterich contact with witnesses. Furthermore, each structure together again to give modern interrogation rooms and an the appearance of one solid unit. Planning and construction time: optimally designed visiting area will be 2009-2013 available. There is a technical demand on the Client: offices of the judges, prosecutors and Architekten Dieter Mathoi und din a4 the court rooms; due to the fact that this is a new building of course all of the Contact for the client: technical requirements were already in Mr Mathoi, Mr Messner, Mr Prackwieser met. Self functional units Building volume: The Court as a major public building 52.9040 m³ fits in very well into the city center and the prison will not only be partially Building cost: integrated into the existing building 65 Mil. structure but also maintain the open space aspect of the area. In Korneuburg / Lower Austria a pro- was between 2009 and 2012 - the pro- The accompaniment of the Passive Services provided: ject was developed that has already ject has (with Dieter Mathoi architects House certification was conducted in Passive House planning There was a decision made during the received an EU award. and architecture firm DIN A4) received accordance with the criteria from the Building measurement preliminary design to plan the project an award: the first prize as the part of an Passive House Institute. In addition to Coordinating certification beyond the current building require- The new Justice Center in Korneuburg EU wide competition. the quality assurance during construc- ments and to plan the building as a / Lower Austria is considered a pionee- tion Herz & Lang and AIROPTIMA also Energy Standard: Passive House - in this size and type Certified Passive House ring pilot project for buildings of this Challenges in planning trained the craftsmen. This included of building use (court and prison) the scale. Lack of space in the old building onsite training and also training on the JZ Korneuburg is a pioneering pilot and the expansion of the district court Passive House requirements. Project Supervisor(s): project. The court is designed as a com- The first Passive House BIG has con- Mr Lang, Mr Blaas, Mr Vibert meant that Korneuburg required a new structed for a federal authority left The exterior walls of the court were pact structure with multi-storey access building. The Allgäu planning office Herz completely prefabricated as timber courtyards and also internal courtyards nothing to be desired when it came Project Manager: & Lang accompanied this innovative to challenges: the compactness of the facade elements. Special attention was which have been designed to receive a project. Managing director DI (FH) Florian paid to the air tightness of the main Architects Dieter Mathoi and din a4 lot of daylight. To avoid an insight into court proved favorable for the Passive Lang presents the first Passive House for House standard. „The prison, however, is building connections e.g façade ele- the Bundesimmobiliengesellschaft (BIG, anything but compact and along with ment to the building structure and the Federal Property Association)for a federal the high security requirements remai- elements to each other. authority and at the same time the first ned a major challenge,“ says DI (FH) “An air tightness (Blower Door) measu- Courthouse Center in Passive House stan- Florian Lang of Herz & Lang GmbH. rement was carried out for the entire dard in the world. The joint venture of Herz & Lang and building. During the construction phase AIROPTIMA delivered the Passive House it was only possible to test a small The client, the Federal Property Associ- know-how to this pilot project. section through the installation of tem- ation (BIG) wanted to be convinced first porary walls,“ says Florian Lang, „there- They carried out both the Passive House Project Status before implementing the building in PH and thermal bridge calculations. Both fore the details and instructions needed standard. The architecture firm DIN A4 companies are active members of the to be agreed on in advance and then to Realised project and the Passive House consultants Herz IG Passivhaus Tirol. The joint venture has be visually inspected by us onsite.” In Planning & Lang have this mastered together as The high security requirements partially advised the planning team in the Passi- Competition they have already proved this on their ve House specific detailing, with respect reduced the thermal insulation (window Energy concept first joint project, the Lodenareal in Inn- to thermal bridges and air leaks. Just as systems, glazing and thermal bridges) bruck. Another challenge was the fact in the selection of suitable components and the air-tightness of the windows that investment and maintenance are in and a Passive House suitable ventilation (special seals), which always had to be different hands. The construction period concept. taken into account in the integral plan-

- 14 - ++Complete exterior constructed with prefabricated timber façade elements++ ++Quality Approved Passive House++ - 15 - Passive House tuner turns the energy screw herz-lang.com

It is one of the world’s largest passive energy efficient houses and several high Tirol” (NHT) as a non-profit real estate Innsbrucker Passive House Project. “We alike. “They have to learn and impro- house projects ever undertaken. At the quality renovation with Passive House developer has recognized the long term have perfected the design as well as the ve their skills,” says Florian Lang. “The Lodenareal in Innsbruck 354 housing components (Level 10- renovation), the benefits of a Passive House design. implementation of energy efficiency companies involved in the Lodenareal units have been built. major project in Innsbruck presented a FACTS and executed the construction with project were ready for the job.” special challenge. The size of the project In Germany, all too often the builders economic efficiency.”

Herz & Lang played a crucial role. The alone was daunting enough. The buil- think in the short term, and choose the We are expecting that more and more New the team of experts at Herz & Lang not ding contractor “Neue Heimat Tirol” has cheapest option. However, due to con- Herz & Lang prepared the craftsmen building companies in const- World‘s largest certified only trained the architects, engineers erected four large apartment complexes stantly rising energy prices, NHT, along involved, on their tasks, through work- ructing multi-story buildings will opt Passive House (in 2009) and craftsmen during this building with a total of 354 apartments on the with CEO Professor Dr. Klaus Lugger, shops. The requirements are significant- for a Passive House design. Given the process, but was also responsible for “Lodenareal”, a former industrial district. have put great emphasis on quality and ly higher on a project like this, than on development of energy prices, there is Location: quality assurance. News has spread all These are not luxury apartments for sustainability. a conventional build. The construction no way around it. Innsbruck / Tyrol the way to Vorarlberg and Tirol, that young urban professionals but rather Not only is the size of this project of a Passive House presents a challenge there is planning office in “Oberallgäu” social housing. The objective was unusual, with 354 apartment units, but to architects, engineers, and craftsmen Building use: that built Bavaria’s first Passive House low heating costs and active climate the use of the latest energy efficient Social Housing, Building 4, in 1998, and has since been the leader protection. Both have been achieved technology is also unprecedented in a 354 residential units in their field when it comes to Passive and have caused a stir in the residential building project of this size. Unlike in

House construction. construction industry. other Passive Houses, the heating and Architecture: ventilation system are separated and din a 4 & K 2 team architects, Even with all the knowledge that both According to Dieter Herz, Tirol Bavaria completely independent of each other, on behalf of the Neue Heimat Tirol Dieter Herz and his partner Florian Lang and other states in Germany are clearly which allows the temperatures to be have acquired in the past 13 years after ahead when it comes to energy efficient controlled room by room. Herz & Lang Professional Passive House planning: having built 50 Passive Houses, 100 housing. In particular, the “Neue Heimat took over the role of “Tuner” on the Herz & Lang GmbH

Neue Heimat Tirol Type of building: Concrete construction with an external insulation system

Energy concept: Pellet, peak gas Solar plant Comfort ventilation

Energy reference area: 26,000 m² (PHPP) Neue Heimat Tirol

Energy demand: 13 kWh / (m² a) (PHPP) 8 kWh / (m² a) (OIB-Tirolean Passivhaus)

Ecological aspects: Renewable energy Pilot Project for Climate Protection and the buildings of the future in Europe

Certified Passive House

Neue Heimat Tirol

- 16 - ++ Passive House standard in social housing ++ ++ Value on quality and sustainability ++ - 17 - The first ever Olympic Passive House Village herz-lang.com

Innsbruck is looking forward to the first and all craftsmen of the companies Neue Heimat Tirol Youth Olympic Winter Games 2012 and that were involved, to participate in a the planning office of Herz & Lang is -ex workshop on what it means to build ac- FACTS cited to take on this very special project! cording to Passive House standards. „The requirements are of building a Passive New As the delegated consultants on Passive House are significantly higher than on a Olympic Village in House builds, the energy efficient const- conventional build,” added Lang, who is Passive House Standard ruction company from Weinau (Oberall- also responsible for quality control. gaeu) played a central role in the The “Neue Heimat Tirol” (NHT), is the Location: building of the Olympic Village. Thirteen largest property management company Innsbruck / Tyrol buildings, with around 450 residential in the state of Tyrol, and very innova- units were built in the Passive House de- tive. Although in a large multi storey Type of building: sign, for over 1000 young athletes, ages building they always seek to find the Social Housing, 13 buildings, 450 WE 14-18 years, from 70 countries around cheapest solution possible, high quality the world. and sustainabilty are never compro- Architecture: mised and is always given the upmost Argentina Reitter-Eck & Rider, a4 It will be the first Youth Olympic Winter importance in a project by Professor Dr. On behalf of the Neue Heimat Tirol Games in history. Because of this, Herz & Klaus Lugger and engineer Alois Leiter. Lang is even more proud to have played Professional Passive House planning: a part in the construction of this build. The new Olympic Village in Innsbruck, Herz & Lang GmbH The time given to complete this build whose apartment units are to be sold was extremely short. In December 2009 or rented out after the Olympic games, Type of building: the Herz and Lang team broke ground, is not the only proof. In the Innsbrucker Material design and the project was to be completed Lodenreal, under the direction of the Concrete / insulation system by October of 2011. “The tight sche- experts at Herz & Lang, NHT built four Concrete / wood elements dule presented a great challenge to all large apartment complexes with a total that were involved,” explained Florian of 354 units. The Olympic Village in Energy concept: Lang. All the more reason for Herz & Innsbruck, in view of rising energy pri- District heating Lang to coordinate the process from ces is another example of how to deal Solar plant the beginning, which was one of their responsibly with public funds. Comfort ventilation main tasks. “We have perfected the design as well as the implementation Energy reference area: of energy efficiency,” said Lang. For 29,600 m² (PHPP) this reason, Herz & Lang sent their staff

Energy demand: 17 kWh / (m² a) (PHPP) <10 kWh / (m² a) (OIB-Tirolean Passiv- Neue Heimat Tirol haus)

Ecological aspects: Renewable energy and building materials

Neue Heimat Tirol

- 18 - ++ 13 buildings with 450 condos, built in the Passive House design ++ ++ short construction period, high quality build ++ - 19 - Residential and Commercial Building Children´s House Papperlappap Bodnegg

A pre concept with economic analysis and workshop planning. This ensured was completed and presented to the the quality of the energy efficiency

1.33 1.33 1.33 1.33 1.33 1.33 1.30 1.30 2.265 facts +6.90 construction management and also County Council. After this presentation 5 0

12 12 facts it was decided that the target would the building measurements. Highest95 L ocation: 6 6 F30 F30 F30 F30 F30 1.36 be a certified Passive House. The result energy efficiency1.36 in ecological timber Baaderstraße 7, 80469 Munich +4.01 5 1.15

1.32 FFB RFB +3.26 was a split level timber-frame building construction with renewable+3.095 energy Location: with a highly insulated, thermal-bridge now provides maximum environmental Planning and construction time: Pfosten-Riegel Pfosten-Riegel Pfosten-Riegel 2.70 Verglasung 2.70 2.91 2.91 Verglasung Dorfstraße 20, 88285 Bodnegg free and airtight building envelope. protection.Verglasung The project was funded by 2010-2013 FFB FFB ± 0.00 RFB ± 0.00 We were involved in -0.21the integrated the State of Baden-Wuerttemberg-0.21 as a Planning and construction time: Client: design process with both the detailed11.03 model project4.00 of the KEA.4.00 Südansicht Peter Fink Architekten GmbH 2012-2013

+6.90

1.01 2.00 2.30 2.30

+5.645 1.00 +5.435 Client: 5 Contact for the client: +5.28 +5.29 1.35 1.00

+4.435 1.00 5 5 5 +4.28 +4.29 +4.29

Bodnegg Town council 2.17

2.34 +4.01 5 5 5

Herr Fink 1.17 1.34 1.03 1.03 1.20 1.20 +3.245 +3.26 +3.095 5

3.19 1.00 +2.13 26 26 5 Contact for the client: 70 17 5 +1.49 1.30 17 Building volume: 1.00 +0.99 +0.99 2.13 2.34 1 1.49 70 1 1 1.70

Mayor, Mr Frick 99 1.10 1.31 1.31 1.20 ± 0.00 ± 0.00 29

10.971m³ -0.21 50 5 -0.21 -0.25

1.70 95 7 2.30 2.30 2.69 1.01 Vorabzug Building cost: Building volume: 1.890 m³ Nordansicht Werkplan HERZ & LANG GmbH Tragwerksplanung 5 Mil. Bauphysik Gutachten Dipl.-Ing.(FH) Florian Lang BlowerDoor Dipl.-Ing.(FH) Dieter Herz Passivsolarhaus Ritzensonnenhalb 5a 87480 Weitnau Energieberatung Fon 08375-921133-0 Fax 921133-55 www.herz-lang.de

Bauvorhaben: Services provided: Building cost: Neubau Krippe Bodnegg Bauteil: Energy Efficiency Planning, Building 1,4 Mil. Georg Szabó erstellt: Datum: Maßstab: ® Index Änderung/Ergänzung Datum A 1:50 Physics, Detail Development Const- B ruction Management Building Physics, Services provided: Funding Advice, Building Measurement The project was accepted as a EnerPHit pilot project, the planning had been pre- Workshop Planning certified in 2011 and achieved final certification in 2013. The certification process Detailed Planning Energy Standard: required planning and greater effort in construction management including the Noise Protection Planning Effizienzhaus 55, EnerPhit Pilot Project: four-eyes principle. This has ensured that the calculted energy values match that of Passive House Planning Redevelopment with Passive House the values in reality. Grant from KEA components. Energy Standard: Project Supervisor: Certified Passive House Mr Schmerker Project Supervisor(s): Project Manager: Mr Schmerker, Mr Endras eubau 421 Peter Fink 411 8 Project Manager: N 1 32 6 Dagmar Lorentz 13 1

1 +3.25 6 2 2 5 6 8

5 2

+3.08 2 3 2 2 18 26 20 2 Project Status Project Status 1 18 18 12

+2.65 8

Realised project Realised project 0 3 3

18 In Planning In Planning 8 8

Competition Competition Projektleitung Energy concept Energy concept

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- 20 - - 21 - „Certification The way to the quality proofed Passive House in assures high quality“ planning, execution, certification

Florian Lang Dieter Herz DI (FH) DI (FH) When Herz & Lang construct or con- sult on a Passive House it is done so to of installed products are complied the House standard. This decision is easily CONSULTING certification standard. This is not only certificate is issued. made when considering that the quali- because it is an important seal of quality Who can carry out a certification? fied planning helps avoid unnecessary Receipt of Documents Supplementary Information costs during the construction phase and by an independent agency but also so Florian Lang: Worldwide, there are 25 also avoid high maintenance costs of that the client can see in black and white accredited certifiers appointed from the the building. Most importantly there is that they truly have a Passive House. Passive House Institute in Darmstadt. an objective quality certificate at hand Examination of Documents Herz & Lang believe that the certification In Germany there are nine. Included which is of great value when it comes process also provides a more accurate in the nine are architects, consultants, Report: Consulting: to leasing or selling. Considering all of planning, higher quality of construction, universities and institutes. We are one of this the cost of certification is not worth Documents in Order + -Missing -Advice/Consulting a more intensive consultation of all them, as through many years working NO or talking about! Documents -Calculation stakeholders, and at the end of the day a with successful Passive House projects Passive House Standard Achieved Contract -Suggestions for better result. We spoke with Dieter Herz we have proven ourselves competent. -Development and Florian Lang, the two managing What other benefits does certification Of course when it comes to our own PLANNING YES Improvement -Training have for the building owner? directors of Herz & Lang, about the bene- projects the certification must be car- -Planning defects -Optimization fits of Passive House certification. ried out by an external certifier. Dieter Herz: To sum it up: better plan- Release for Execution ning, better products, better const- How does the certification process of Why in Germany are less than five ruction and lower cost. In the end the a Passive House work? percent of all houses declared to be client has the assurance that his house Dieter Herz: The Passive House certi- Passive Houses certified? consumes the same amount of energy Qualified Tender After as was planned. The Passive House Detailing Bill of Quantities fication is a process with a preliminary Dieter Herz: Firstly many builders, concept is now 20 years old, but the and final testing using the four-eye craftsmen and contractors try to reduce skilled planning and execution is still principle. Right from the planning construction costs by reducing the not today’s standard. At the same time it phase information is gathered on all planning. But an essential part of the All of the construction materials, should be noted that the Passive House products used, then the certification certification is currently a qualified products or the architecture NO Continuous concept has the highest rates of growth body will issue a report. Quite often comprehensive planning of all tra- conform with the Bill Quality Assurance: in construction and more and more there are missing documents, planning des. Moreover many architects and companies want to serve this market. of Quantities errors or unsuitable products found. planners avoid getting an additional -Project Monitoring The documents must be completed and planner or quality inspector onboard -Air tightness any deficiencies remedied. Experience Confidence is good, control is better? EXECUTION for the thermal insulation and building YES testing shows us that it is advisable for the services. Without an additional planner Florian Lang: A neutral view of the consulting company to engage as early -Adjustment of Air in these important area the gates are plans, details, products and calculations Allocation & Execution with as possible in the planning phase. This Building Control Ventilation System open to carrying out wrong procedures, assures the builders and planners of the Qualified Construction utilizes the consulting team and gives planning approaches, calculations and Passive House standard and that‘s what -Further Measuring great benefit towards the development unsuitable products. This in turn would is behind the continuing education Manager & Craftsmen (Thermography) and optimization of the concept. It also not only lead to additional costs in the courses to become a certified Passive helps with the training of the planning planning, but also could lead to an House Designer and the four-eye prin- Passive House and construction teams involved. increase the cost of construction. And ciple of Passive House certification. NO Florian Lang: The Passive House is very that would, of course cause problems Dieter Herz: Although the Passive Standard Achieved demanding on all parties and can still with the builders. House certification is much more than be uncharted territory for people ex- Florian Lang: So many craftsmen, a check. Passive House certification YES perienced in the construction industry. builders, architects and engineers prefer basically means quality management, Therefore, it makes sense to get advice to rely on their experience that they quality management that targets right The design is released under guarantee by the client. Any deviations from the agreed from real experts. After the planning have gained during the construction from the concepts creation. Unfortuna- Certificate Awarded approach must be coordinated with the certification site at an early stage. The cri- phase and the preliminary certification of energy efficient or Passive Houses in tely however in construction today a lot teria for the certification of Passivhaus-Institute Darmstadt, Prof.Feist www.passiv.de CERTIFICATION the next step is the qualified tender the past rather than go down the road is still left to chance. This is especially must be applied Copyright 2009. All rights reserved. Herz & Lang GmbH with the bill of quanties, including of certification. For a quality orientated true when it comes to the private house stipulation of building materials and building contractor who wants to have building sector where there is virtually products. After reviewing all the techni- a house that does exactly what it says no integral planning. cal aspects the plans are handed over to on the tin, then there is no question, Florian Lang: The Passive House certifi- the qualified craftsmen and project ma- certification is the only way to go. He cation process is making everyone coor- nagers. When the project is completed, is happy to pay the 1500 Euros cost for dinate and communicate. This helps to the ventilation system is regulated. Only the certification to have the reassurance detect errors early, before a correction is after the test results from the final air that the house has achieved the Passive expensive or even impossible. tightness measurement and evidence herz-lang.com Weitnau Schongau Kaufbeuren Innsbruck Schluderns

- 22 - - 23 - The planner for energy-efficient construction

Herz & Lang GmbH

OFFICE WEITNAU Ritzensonnenhalb 5a • 87480 Weitnau • Phone +49 (0) 8375-921133-0 Fax +49 (0) 8375-921133-55 • [email protected]

OFFICE SCHONGAU Ritteralm 6 • 86956 Schongau • Phone +49 (0) 8861-256101 Fax +49 (0) 8375-921133-21 • [email protected]

OFFICE KAUFBEUREN - House of Energy Bavariaring 14 • 87600 Kaufbeuren • Phone +49 (0) 8375-921133-70 Fax +49 (0) 8375-921133-71 • [email protected]

OFFICE SCHLUDERNS Kugelgasse 16 • 39020 Schluderns • Phone +39 (0) 335-6112400 [email protected]

CONTACT FOR UK, IRELAND AND OVERSEAS Stephen Quinn, Windsor, Castlebar, Co.Mayo, Ireland Phone +353 (0)94 90 101 01 • Mobile +49 (0)151 52 88 54 38 [email protected] www.passivehouse.ie

CONTACT FOR AND FRENCH SPEAKING COUNTRIES Ritzensonnenhalb 5a • 87480 Weitnau • Phone +49 (0) 8375-921133-65 [email protected] • www.herz-lang.fr