Compliance Statement
Scope of Use
Ventia Black self-adhesive is suitable for use as a roof and wall underlay on Structural Insulation Panel (SIP) construction or Cross Laminated Timber (CLT) construction.* May be used as a wall underlay adhered to rigid underlays of plywood, OSB boarding, and fibre cement fixed to timber or steel-framed walls. Plywood must be a minimum 7 mm thick and fibre cement sheet be a minimum of 6 mm thick.* May be used as a roof underlay adhered to plywood or OSB boarding on pitched roofs. Suitable for use at roof pitches less than 8° (minimum 3°) Plywood must be a minimum 15 mm thick.* May be used as a temporary weathertightness protection to allow the internal works buildings to proceed before the wall cladding is installed.* Suitable for All Wind Zones.* Withstands 90 days UV exposure.
New Zealand Building Code (NZBC)
The product will, if employed in accordance with the supplier's installation and maintenance requirements, assist with meeting the following provisions of the building code:
- Clause B2 Durability: Performance B2.3.1(b)
Branz Appraised
- Clause E2 External moisture: Performance E2.3.5, E2.3.6
Branz Appraised