Underlay 4mm Rubber
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ADVANCED FLOORING ยท UNDERLAY
4mm Rubber Underlay.
The quietest of the four.
Four millimetres of closed-cell rubber rated IIC 76db and STC 77db. Waterproof, 110 kg per cubic metre, 200 sq ft to the roll. Condominium approved.
4mm
thickness
76db
IIC rating
77db
STC rating
200sq ft
per roll
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IIC 76, STC 77.
The extra millimetre over the 3mm rubber lifts both ratings by four decibels. Condominium approved.
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Closed cell, waterproof.
Moisture cannot penetrate the closed-cell membrane, and water absorption measures 0.003 lbs per cubic foot.
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UL 94 fire resistance.
Rated UL 94 HFI, F, A, R, 25.83, with a thermal conductivity of 0.25 BTU/hour/sq in.
Closed-cell rubber, 4mm, 200 sq ft per roll.
Roll. Trim. Quiet.
Roll it across the subfloor and cut to the room before the finished floor goes down. Or let our team handle it โ supply & installation across Kitchener-Waterloo with a free in-home estimate.
Tech Specs
Allow extra coverage for overlaps and trimming. Prices in CAD.
