VHP STRONG MASON 1450MMX51.7 75M2 FIRE RETARDANT 140GSM ROOFING UNDERLAY

1. Methods For New Zealand Building Code Clause E2 External moisture 3rd edition (Amendment 9), 27 June 2019
2. Acceptable Solutions and Verification Methods For New Zealand Building Code Clause F2 Hazardous Building Materials (Amendment 3), 1 January 2017
3. SCION Report QT8080A “Evaluation of Uni FR FAB to NZS 2295”, February 2020
4. SCION Report QT8222VHPM “Evaluation of Roof VHP Maxi to NZS 2295”, July 2020
5. SCION Report QT8222VHPS “Evaluation of Roof VHP Strong to NZS 2295”, July 2020
6. SCION Report QT8222VHPU “Evaluation of Roof VHP Ultra to NZS 2295”, July 2020
7. L H Boulton Report 201265 “Assessment of Masons Roofing Underlays for Buildings”, 21 October 2020
8. Masons Roof Underlay Installation Instructions Version 1.0, Jan 2021
9. NZS 2295 2295:2006 Pliable, permeable building underlays
10. NZ Metal Roof and Wall Cladding Code of Practice version 3.0

Masons roofing underlay is available as: VHP Value (125gsm), VHP Strong (140gsm), VHP Ultra (180gsm) and VHP Maxi (220gsm).