Appraisal number: 1069 (2020)
Date issued: 10 Feb 2020
VShield™ Roof Underlayment
VShield™ Roof Underlayment is a range of synthetic building underlays for use under asphalt shingle roof cladding. The underlays consist of a woven base scrim, a non-woven scrim on the exposed side and an anti-slip coating on the sheathing side.
VShield™ Roof Underlayment has been appraised for use as roof underlays on buildings within the following scope:
- The scope limitations of NZBC Acceptable Solution E2/AS1 paragraph 1.1 with regards to building height and floor plan area.
- With asphalt shingle roof cladding.
- Situated in NZS 3604 wind zones up to and including extra high.
Technical Data Sheets for A4, B4, C4 and D4 Roof Underlayments, September 2019
Always refer to the Appraisal in full and the technical literature.