SilverSark® HVB

Premium Class 1 Vapour Barrier, reflective insulation, wall wrap

SilverSark HVB Hero

Features and Benefits

Bushfire Attack Levels

Ametalin SilverSark® HVB Complies with AS 3959-2009 Construction of buildings in bushfire-prone areas for use in wall systems BAL – LOW to BAL – FZ.

Product Details

Product CodeDutyThicknessWidthLengthArea per roll
XHD-HVBExtra Heavy0.17 mm1350 m60 m81 m²
Residential RoofWinterSummer
22° Pitched metal roof with plasterboard ceiling unventilatedRT 1.0RT 1.5
22° Pitched tile roof with plasterboard ceiling unventilatedRT 1.0RT 1.5
Brick Veneer Wall
one layer of SilverSark® HVBRT 1.3RT 1.2
with R2.5 Fibrous BattRT 3.2RT 3.0

When specifying, state the following:

Product Name: Ametalin SilverSark® HVB
The insulation to be installed shall be Ametalin SILVERSARK® HVB, high vapour barrier single-sided reflective laminate, emittance bright side 0.03. The product shall be installed in accordance with AS/NZS 4200.2: 2017 Pliable Building Membranes and Underlays, Part 2: Installation Requirements.

Emittance Bright Side: 0.03
Water Vapour Transmission (WVT): 0.0 g/m²•24hr
Vapour Permeance: < 0.0022 μg/N.s
Vapour Barrier Classification: Class 1
Water Barrier Classification: Water Barrier
Duty: Extra Heavy in accordance with AS/NZS 4200.1:2017