Axon PANEL Timber Cavity Batten Technical Specifiction OCTOBER 2016 I NEW ZEALAND Contents 1 APPLICATION AND SCOPE 3 6 JOINTING 7 1.1 Application 3 6.1 General 7 1.2 Scope 3 6.2 Vertical Joint 7 1.3 Details 3 6.3 Horizontal Joint 7 1.4 Specific Design 3 6.4 External Corner 7 6.5 Internal Corner 7 3 2 DESIGN 6.6 Flashing Material Durability 7 2.1 Compliance 3 2.2 Responsibility 3 7 FINISHING 7 2.3 Site and Foundation 3 7.1 Preparation 7 2.4 Surface Clearances 4 7.2 Sealants 7 2.5 Moisture Management 4 7.3 Coating 7 2.6 Structure 4 8 2.7 Bracing 4 8 STORAGE AND HANDLING 2.8 Fire Rated Walls 4 8 2.9 Energy Efficiency 4 9 MAINTENANCE 3 FRAMING 5 10 PRODUCT INFORMATION 8 3.1 General 5 10.1 Manufacturing And Classification 8 3.2 Timber Framing 5 10.2 Product Mass 8 3.3 Steel Framing 5 10.3 Durability 8 3.4. Cavity Construction Method 5 9 3.5 Special Framing Requirements 5 11 SAFE WORKING PRACTICES 3.6 Tolerances 5 12 ACCESSORIES 11 4 PREPARATION 5 13 4.1 Flexible Underlay or HomeRAB™ Pre-Cladding 5 13 DETAILS 4.2 RAB™ Board 5 35 4.3 Vent Strip 6 PRODUCT WARRANTY 4.4 Cavity Battens 6 4.5 Intermediate Support 6 4.6 Flashings 6 5 PANEL FIXING 6 5.1 General 6 5.2 Fastener Durability 6 5.3 Fastener – Size and Layout 7 5.4 Panel Layout 7 WE VALUE YOUR FEEDBACK To continue with the development of our products THIS TECHNICAL and systems, we value your input. Please send any SPECIFICATION IS FOR suggestions, including your name, contact details, AXON™ PANEL FIXED TO and relevant sketches to: A TIMBER CAVITY BATTEN. Ask James Hardie™ [email protected] 1 Application and scope 1.1 APPLICATION 1.3 DETAILS Axon™ Panel is manufactured in New Zealand by James Various Axon Panel fixed to timber cavity batten figures are Hardie using advanced proprietary Scyon technology which is provided at the rear of this document. All dimensions shown a composition of treated cellulose fibre, portland cement, finely are in millimetres unless noted otherwise. This specification and ground sand and water. Axon Panel has vertical grooves along details in CAD file are also available for download at the length of panel. It is classified as light weight wall cladding www.jameshardie.co.nz. suitable for residential and light commercial buildings using timber framed buildings. 1.4 SPECIFIC DESIGN • Axon Panel is ideal for achieving feature walls in areas such as For use of Axon Panel outside the published scope, the architect, gable ends and entrance ways. designer or engineer must undertake specific design. For advice • Axon Panel is primed on the face to take a suitable paint finish on designs outside the scope of this specification, Ask James in any colour. Hardie on 0800 808 868. • Axon Panel 133 Smooth - the grooves on the face panel are nominal 10mm wide x 2.25mm deep and spaced at 133mm c/c. • Axon Panel 133 Grained - the grooves on the face panel are nominal 10mm wide x 2.25mm deep and spaced at 133mm 2 Design c/c. Between the grooves is a look of traditional wood-grain texture. 2.1 COMPLIANCE • Axon Panel 400 Smooth - the grooves on the face panel are Axon Panel complies with E2 of the NZBC as an alternate nominal 10mm wide x 2.25mm deep and spaced at 400mm solution. c/c. Axon Panel cladding has been tested as per E2/VM1 of the Specifier NZBC and it passes the test performance requirements. Axon If you are a specifier or other responsible party for a project Panel also complies with ‘Structure - B1’ and ‘Durability - B2’ ensure that the information in this document is appropriate for requirements of the NZBC. the application you are planning and that you undertake specific design and detailing for areas which fall outside the scope of these specifications. 2.2 RESPONSIBILITY Installer The specifier or other party responsible for the project must run If you are an installer ensure that you follow the design, moisture through a risk matrix analysis to determine which construction management principles, and associated details and material method is to be used. The designer must also ensure that the selection provided by the designer. All details provided in this figures published in this specification are appropriate for the document must be read in conjunction with this specification. intended application and that additional detailing is performed Make sure your information is up to date for specific design or any areas that fall outside the scope of this When specifying or installing James Hardie products, ensure you specification. The designers should ensure that the intent of their have the current manual. If you’re not sure you do, or you need design meets the requirements of NZBC. more information, visit www.jameshardie.co.nz or Ask James All New Zealand Standards referenced in this manual are current Hardie on 0800 808 868. edition and must be complied with. James Hardie conducts stringent quality checks to ensure that 1.2 SCOPE any product manufactured falls within our quality spectrum. It is The scope of this specification covers the use of Axon Panel the responsibility of the builder to ensure that the product meets fixed to timber cavity battens and is limited to buildings which aesthetic requirements before installation. James Hardie will not fall within the scope limitations of ‘Acceptable Solution E2/AS1 be responsible for rectifying obvious aesthetic surface variations paragraph 1.1’ of the New Zealand Building Code (NZBC). following installation. This document is intended for use by architects, designers and specifiers who may be involved with the specification of Axon 2.3 SITE AND FOUNDATION Panel. The site on which the building is situated must comply with the This manual covers the use of Axon Panel for cavity construction, NZBC Acceptable Solution E1/AS1 ‘Surface Water’. used in external walls of timber framed buildings. Foundations design must comply with the requirements of Refer to E2/AS1 for further information regarding the selection of NZS 3604 ‘Timber Framed Buildings’ or be as per specific construction methods to be used for fixing Axon Panel claddings. engineering design. The grade of adjacent finished ground must slope away from Note: Refer to Axon Panel CLD™ Structural Cavity Batten technical specification for direct or when fixing to CLD Structural Cavity Battens. the building to avoid any possibility of water accumulation in accordance with the NZBC requirements. Axon™ Panel Technical Specification October 2016 New Zealand 3 2.4 SURFACE CLEARANCES 2.8 FIRE RATED WALLS The clearance between the bottom edge of the cladding and Axon Panel when fixed to timber cavity battens to external walls paved/unpaved ground must comply with section 9.1.3 of can achieve fire ratings up to 60/60/60 to comply with C/AS1 of E2/AS1. The finished floor level must also comply with these the NZBC, when the walls are constructed in accordance with requirements. These clearances must be maintained throughout the current James Hardie Fire and Acoustic Design Manual. the life of the building . Axon Panel is classified as a 'non-combustible' material suitable Axon Panel must overhang the bottom plate on a concrete slab for use on walls close to a boundary. by a minimum of 50mm, as required by NZS 3604. Axon Panel must have a minimum clearance of 100mm paved 2.9 ENERGY EFFICIENCY ground, and 175mm from unpaved ground. External walls constructed as per this technical specification On roofs and decks, the minimum clearance must be 50mm. using Axon Panel, and bulk insulation, where the area of glazing is 30% or less of the total wall area and complies with the Do not install external cladding such that it may remain in contact requirements for walls in the NZBC Acceptable Solution. with water or ground. Refer Figure 4. H1/AS1 (NZBC Clause H1 Energy Efficiency), Replacement 2.5 MOISTURE MANAGEMENT Table 1. To meet the minimum thermal insulation requirements for the construction, the bulk insulation as specified in Table 1 It is the responsibility of the specifier to identify moisture related must be used. This insulation may be substituted with insulation risks associated with any particular building design. material having higher R-values. The thermal insulation of a wall Wall construction design must effectively manage moisture, is affected when the depth of the timber framing is increased or considering both the interior and exterior environments of the decreased or stud spacing is decreased. The calculation used building, particularly in buildings that have a higher risk of wind in Table 1 is based on a timber framing size 90 x 45mm and an driven rain penetration or that are artificially heated or cooled. internal lining material such as Villaboard™ Lining or a 10mm Walls must include those provisions as required by the NZBC plasterboard. Acceptable Solution E2/AS1 ‘External Moisture’. In addition all wall openings, penetrations, junctions, connections, window Table 1 sills, heads and jambs must incorporate appropriate flashings Insulation capability for waterproofing. The other materials, components and installation methods used to manage moisture in external walls, Climate Construction Minimum must comply with the requirements of relevant standards, Zone R‑Value R‑Value of manufactures specifications and the NZBC. Requirement Insulation Required 2.6 STRUCTURE 1 and 2 1.9 m2 ºC/W #R2.0 3 2.0 m2 ºC/W #R2.2 2.6.1 Timber Framing Timber framed buildings must be designed in accordance with Total construction R-Value depends on the insulation material used and the framing ratio.