THE AISLES HAVE IT Shopping Mall Developer M&G Real Estate Wins Carbon Champion Crown
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April 2015 THE AISLES HAVE IT Shopping mall developer M&G Real Estate wins Carbon Champion crown WITH THIS ISSUE Education Special SIZE MATTERS Consequences of oversizing cold water systems HANDLE WITH CARE Bill Bordass on why government should value DECs www.cibsejournal.com CIBSE Apr15 Cover pp01.indd 1 20/03/2015 14:58 ARIMO CDP LED PERFECT DESIGN FOR MAXIMUM WORKING COMFORT www.trilux.com/arimo 2 CIBSE Journal April 2015 www.cibsejournal.com p02_CIBSEMagApr15.indd 2 18/03/2015 12:05 Contents NEWS 20 6 News New government should stick with wider energy mix; proposed changes to DEC regime criticised; smart meter roll-out in trouble 10 CIBSE News Reader research results; awards and prizes; Geoffrey Cundall obituary OPINION 12 Letters Readers discuss direct-fi red water heating, gas and good management 14 Tackling the energy policy trilemma Hywel Davies reviews current policies and considers the scope for improvement LEARNING 16 Pushing the envelope Features 57 CPD How Allowable Solutions can help Commercial hot water systems: mitigate the environmental impact of 22 Are simple buildings better buildings? reducing the risk of legionella and new buildings on their neighbours What makes a successful building? A preview of maximising effi ciency presentations at CIBSE’s technical symposium 18 Designs on health and safety New CDM Regulations mean 24 Green thinkers cool hot air consultants will have more health Pre-General Election, cross-party agreement may CLASSIFIED and safety responsibility have emerged on the need for energy effi ciency 62 Products 20 Time to change our BIM 28 Making DECs fly A round-up of systems and services practices Bill Bordass and Robert Cohen argue that DECs for the industry Contractors and designers must work are essential to reducing the performance gap on the same BIM model, says Paddy 32 COVER FEATURE Conaghan Clear-cut winner PEOPLE AND JOBS How M&G Real Estate took energy effi ciency at shopping centres to new heights 67 Appointments 38 Turning the desert green Jobs at jobs.cibsejournal.com Sustainability challenges for MEP designers 70 Looking ahead working in the Gulf states Technical Symposium 2015; free ESOS CPD briefi ng; CIBSE groups, 41 Size matters regions and societies Are we oversizing domestic water systems? SPECIAL FEATURES G Water heaters/datacentres 45 Full steam ahead Tough new European regulations on water heaters will affect manufacturers and specifi ers 49 Power complex Read the School and Decarbonising the energy supply at datacentres Education Special with this issue, and online at 53 Banking savings www.cibsejournal.com Reconciling the demands of datacentre cooling with the clamour for energy effi ciency www.cibsejournal.com April 2015 CIBSE Journal 3 CIBSE Apr15 pp03 contents.indd 3 20/03/2015 14:33 4 CIBSE Journal April 2015 www.cibsejournal.com p04_CIBSEMagApr15.indd 4 18/03/2015 12:06 EDITORIAL Party time oliticians have always been happy to take a turn at the www.cibsejournal.com lectern at the annual Ecobuild conference in London. It is an opportunity to sell key policy initiatives to the largest Editorial P Editor: Alex Smith gathering of built environment professionals in the UK. This year Tel: 01223 273520 Email: [email protected] energy secretary Ed Davey had the opportunity to trumpet the Senior Reporter: Liza Young Tel: 01223 273529 Liberal Democrats’ green manifesto as well as announce coalition Email: [email protected] Designer: James Baldwin government initiatives, such as £70m more funding for the Technical editor: Tim Dwyer Green Deal and £3m for projects tackling fuel poverty – popularly Advertisement sales Sales manager: Jim Folley known as ‘boilers on prescription’ (page 24). Tel: 020 7324 2786, [email protected] Sales executive: Darren Hale The government has continued to support renewables and Tel: 020 7880 6206, [email protected] as well as backing for the Swansea Bay Tidal Lagoon project Sales executive: Patrick Lynn Tel: 020 7880 7614, announced in the Budget, it recently agreed to fund another [email protected] Senior sales executive: Paul Wade £315m of renewable energy projects. Tel: 020 7880 6212 [email protected] What will happen after May is less certain. Current polls point Advertising production: Jane Easterman Tel: 020 7880 6248 to no outright winner and suggest a colourful kaleidoscope of [email protected] potential coalitions. To guide you through the political smog For CIBSE Publishing co-ordinator: Neil Walsh descending over Westminster in the coming months, CIBSE Tel: 020 8772 3696, [email protected] Journal production manager: Nicola Hurley is holding an election briefi ng in London on 29 April (page 9). Tel: 020 8772 3697, [email protected] Editorial advisory panel To prepare the ground, CIBSE technical director Hywel Davies George Adams, engineering director, has outlined the current regulatory landscape in this month’s Spie Matthew Hall Patrick Conaghan, partner, Hoare Lea Regulations column (page 14). He suggests Consulting Engineers Rowan Crowley, director, einsidetrack that a new broom should be taken to some James Fisher, e3 consultant, FläktWoods David Hughes, consultant existing regulations to eliminate overlap and Philip King, director, Hilson Moran CIBSE is holding an Nick Mead, group technical director, reduce the resource and skills required to Imtech Technical Services election briefi ng to Jonathan Page, building services consultant enforce energy reduction policies. engineer, MLM guide you through Dave Pitman, director, Arup One current policy instrument that has Christopher Pountney, senior engineer, the political smog Aecom almost universal backing is the Display Alan Tulla, independent lighting consultant descending over Ged Tyrrell, managing director, Energy Certifi cate (DEC) but with one Tyrrell Systems Westminster Hannah Williams, mechanical engineer, Atkins major exception – the current government. Ant Wilson, director, Aecom It seems intent on diluting the one piece Terry Wyatt, consultant to Hoare Lea CIBSE Journal is written and produced by CPL (Cambridge of legislation that enables building operators to keep tabs on Publishers Ltd) Tel: +44 (0)1223477411. www.cpl.co.uk 275 Newmarket Road, Cambridge CB5 8JE. performance. The proposals were attacked by Lord Deben, chair of Editorial copy deadline: First day of the month preceding the publication month the advisory committee on climate change (page 7), and CIBSE’s Printed by: Warners Midlands PLC response to the consultation called for a strengthening of the DEC The opinions expressed in editorial material do not necessarily represent the views of the Chartered Institution of Building Services Engineers (CIBSE). Unless specifi cally stated, goods regime to help make energy and cost-savings in the public sector. or services mentioned in editorial or advertisements are not formally endorsed by CIBSE, which does not guarantee or Away from politics, the Technical Symposium offers a endorse or accept any liability for any goods and/or services featured in this publication. welcome return to engineering reality. We preview some of CIBSE, 222 Balham High Road, London SW12 9BS Tel: +44 (0)20 8675 5211. www.cibse.org 60 ©CIBSE Services Ltd. ISSN 1759-846X the -plus papers, and Northumbria University’s Jess Tindall Subscription enquiries explains in depth why cold water systems are If you are not a CIBSE member but would like to receive CIBSE Journal, subscribe now! Costs are £80 (UK) and £100 prone to being oversized (page 41). Tindall (international). For subscription enquiries, and any change of address information, please contact Nicola Hurley at nhurley@ cibse.org or telephone +44 (0) 20 8772 3697. Individual copies offers essential insight, and there is plenty more are also available at a cost of £7 per copy plus postage. The 2013 US annual subscription price is £100. Airfreight and to be had at the conference at UCL, London mailing in the US by Air Business, C/O Worldnet Shipping NY Inc, C/O Air Business Ltd / 155-11 146th Street, Jamaica, New 16 17 York, NY11434. Periodical postage pending at Jamaica NY on - April. 11431. US Postmaster: Send address changes to CIBSE Journal, C/O Air Business Ltd / 155-11 146th Street, Jamaica, New York, NY11434. Alex Smith, editor [email protected] ABC audited circulation: 18,920 January to December 2014 www.cibsejournal.com April 2015 CIBSE Journal 5 CIBSE Apr15 pp05 Editorial.indd 5 20/03/2015 12:44 NEWS All the latest news from around the building industry In brief New government urged to stick LONDON TO ISSUE £1.6BN CONTRACTS with gas, nuclear and wind Eight firms have been appointed to deliver major public sector MARCEL projects, worth £1.6bn, in London ● MPs support adoption of C over the next four years. LE M Education schemes are wider energy mix ENS / expected to make up the bulk of SHUTTERSTOCK the programme, with each job The government formed after worth more than £10m. The eight the General Election in May companies selected are: Bam; must ‘stand its ground’ over Bouygues; Galliford Try; Kier; controversial energy technologies Mace; Morgan Sindall; Wates; such as nuclear, onshore wind and and Willmott Dixon. fracking for shale gas, according They are now awaiting the to the parliamentary committee projects from local authorities, on energy and climate change. which will also include some healthcare works, civic offices It must support a wider energy and housing. mix that also includes carbon capture and storage, but which MPs: Onshore wind part of energy solution retains an important role for MAX FORDHAM SHORTLISTED traditional gas-fired systems. FOR ENERGY AWARDS The new administration should lowest-cost, low carbon solutions, term, holding the government to Max Fordham has been also replace the Green Deal – and support the development account and improving policy and shortlisted for the 2015 which, the committee said, had of carbon capture and storage. legislation on electricity-market Ashden Awards, which recognise excellence in the largely failed – with a policy that It must also grow the country’s reform, competition in the energy field of sustainable energy.