Fastwrap Wall Underlay
Verified by manufacturer over a year ago
Fastwrap Wall 25 mm
Fastwrap Wall 25 mm
BRANZ Appraised
Certificate type
AWTA Test results
Certificate type
Spun-bonded polypropylene layers and a UV stabilized film layer.
Application
Fast Wrap is intended for use as an alternative to conventional wall sarkings which are fixed over timber or steel framed walls to limit the entry of wind into building cavities, and act as a secondary barrier to wind driven rain.
Description
Fast Wrap is 102 g/m², 3 layer laminate, consisting of two UV stabilized spun- bonded polypropylene layers and a UV stabilized film layer. Some of its significant features include:
- Low flammability.
- High absorbency.
- High water barrier.
General information
Color | Manufacturer guidanceTranslucent grey-white. |
Warranty description | 10 years. Guidance for specification option: Consult manufacturer for details. |
Uniclass | |
NATSPEC National Classification System | 0471 Thermal Insulation and Pliable Membranes |
SpeedSpec | 07201 Envelope Airtightness 07311 Slate Roofing 07320 Tile Roofing 07462 Cladding External Walls 07610 Roofing and Roof Plumbing |
SpecPack | 07310 Slate Roofing 07600 Metal Roofing, Siding and Roof Plumbing 07480 Terracotta Facade System 07320 Tile Roofing |
Specification data - Polypropylene vapour-permeable sheets
Standard | To AS/NZS 4200.1. |
Vapour control classification (minimum) | |
Value | Pass. |
Fire hazard properties (minimum) | |
Flammability index | Pass. |
Reflective face | Non-reflective. |
Colour | Translucent grey-white. |
Form | Batts. |
Density | 18 kg/m³. |
Thermal resistance | R 0.7 m²K/W. |
Insulation | 25 mm. |
Unit length | 21 600 mm. |
Width (nominal) | 600 mm. |
Sustainability data
Country of material origin | United Kingdom |
Third party certifications
BRANZ Appraised
Branz Appraised: Fast Wrap Appraisal
AWTA Test results
AWTA Test Report - Fastwrap Wall