Evolight S Torchon membrane has been BRANZ appraised as a roof and deck waterproofing membrane on buildings within the following scope:

• the scope limitations of NZBC Acceptable solutions E2/AS1, Paragraph1.1: or
• the scope of limitations of NZBC Acceptable Solution E2/AS1 Paragraph 1:1 with regards to building height and floor plan area when subject to specific structural design: and,
• with substrates of plywood or suspended concrete slab: and,
• with minimum falls for roofs of 1:30 and decks of 1:40, and
• with deck size limited to 40m², and
• situated in NZS 3604 Wind Zones, up to and including Extra High

Roofs and decks waterproofed with Evolight S torch on membrane system must be designed and constructed in accordance with the following limitations:

• nominally flat or pitched roofs and decks constructed to drain water to gutters and drainage outlets complying with the NZBC; and
• with no steps within the deck level, no integral roof gardens and no down pipes direct discharge to the decks; and
• with the deck membranes continually protected from physical damage by a pedestal protection system

Installation requirements:

• Installation must be completed by installers, approved by MBP (NZ) Ltd
• Installations of substrates must be completed by a tradesperson with an understanding of roof construction
• Contractor solely responsible for workmanship

This product will, if employed in accordance with the supplier's installation and maintenance requirements, assist with meeting the following provisions of the NZBC:

• Clause B2 Durability: Performance B2.3.1(b)
• Clause E2 External Moisture: Performance E2.3.1, E2.3.2
• Clause F2 Hazardous Building Materials: Performance F2.3.1

• Member of New Zealand Green Building Council

• ISO 9001 (Quality Management)

Warranty and Maintenance

Maintenance requirements:

• The membrane system must be regularly checked for damage (annually) rubbish and debris
• Special care must be taken when inspecting the membrane roof system to ensure the continuing prevention of moisture ingress
• The Care and Maintenance document — provided by MBP (NZ) ltd — must be followed and maintained through the life of the roof, parapet gutter or balcony

Warranty:

• Durability warranty periods of 20 years will apply to the Evolight S Roofing and Decking system