Therma-Son VB 1867 Sono +HP 5735 Membrane
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1867 · UNDERLAYMENT MEMBRANE
Therma-Son VB 5735.
The warmer membrane.
The VB version of 1867’s Sono+HP membrane. Still 3mm and 2.0 oz per sq ft, but rated R=1 for thermal insulation, with an FIIC of 50. Supplied in 250 sq ft rolls for engineered and laminate floors.
3mm
thickness
1.0R
thermal insulation
50FIIC
impact rating
250sq ft
per roll
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Twice the R-value.
Rated R=1 hr·F/sq ft/BTU — roughly double the thermal insulation of the 5730 membrane at the same 3mm thickness.
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FIIC 50 for impact noise.
The Sono+HP construction is rated FIIC 50 against footfall through the floor assembly.
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One roll, 250 sq ft.
Each roll measures 80″ × 37.5′ and suits engineered and laminate floors.
Sono+HP VB membrane, 3mm, 250 sq ft per roll.
Roll. Cut. Cover.
Roll it across the subfloor and trim to the room before the finished floor goes down. Or let our team handle it — supply & installation across Kitchener-Waterloo with a free in-home estimate.
Tech Specs
Allow extra coverage for overlaps and trimming. Prices in CAD.
