Appraised as an external vertically fixed wall cladding solution for buildings within the following scope:

• Constructed with timber framing in accordance with the scope limitations of nZBC Acceptable Solution E2/AS1, Paragraph 1.1; and,
• Constructed with steel framing subject to specific engineering design with building height and floor plan are scope limitations in accordance with NZBC Acceptable Solution E2/AS1, Paragraph 1.1; and,
• With a risk score of 0-20, calculated in accordance with NZBC Acceptable Solution E2/AS1, Table 2; and,
• Situated in NZS 3604 Wind Zones up to, and including 'Extra High'.

• Vertical installation only
• Suitable for vertical, flat surfaces only
• For use with aluminium and timber winder and door joinery that installed with vertical jambs and horizontal heads and sills
• Designs for commercial use should consider impact protection such as bollards and barriers for vulnerable areas
• Stainless steel fasteners required for extended serviceable life in Coastal and Corrosion zones (Zones C and D) — see BRANZ Appraisal

In the opinion of BRANZ A-lign Vertical Shiplap Weatherboard Cavity Solution, if designed, used, installed and maintained in accordance with the statements of Appraisal 929 (2017), will meet the following provisions of NZBC:

• Clause B1 STRUCTURE: Performance B1.3.1, B1.3.2 and B1.3.4. The A-lign Vertical Shiplap Weatherboard Cavity Solution meets the requirement for loads arising from self-weight, wind and impact (i.e. B1.3.3 [a], [h] and [j])
• Clause B2 DURABILITY: Performance B2.3.1 (b), 15 years and B2.3.2. The A-lign Vertical Shiplap Weatherboard Cavity Solution meets these requirements
• Clause E2 EXTERNAL MOISTURE: Performance E2.3.2. The A-lign Vertical Shiplap Weatherboard Cavity Solution meets this requirement
• Clause F2 HAZARDOUS BUILDING MATERIALS: Performance F2.3.1. The A-lign Vertical Shiplap Weatherboard Cavity Solution meets this requirement

• Good resistance to impact loads likely to be encountered in normal residential use — see BRANZ Appraisal
• Premium factory-applied Dulux oil-based primer and undercoating
• Treated to withstand borer and rot
• FSC certified

Warranty and Maintenance

• 15 year warranty
• Regular maintenance, including cleaning is required to ensure the performance requirements of the NZBC are met
• Serviceable life is expected to be at least 50 years — see BRANZ Appraisal