Big Blue 3mm IXPE with 3mil Moisture Barrier Fuzion Underlay
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FUZION · UNDERPAD
Big Blue.
Quiet, sealed, floated.
A 3mm high-density IXPE underlay with a 3 mil moisture barrier built in. 200 sq.ft per roll, IIC 77 and STC 66, backed by a 25 year warranty.
77IIC
impact insulation
66STC
sound transmission
200sq.ft
per roll · 8.8 lbs
25year
warranty
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Barrier built in.
A 3 mil moisture barrier is incorporated into the sheet, with a self-adhesive strip for sealing seams as you roll.
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High-density IXPE.
3mm of IXPE foam at 2.18 lbs/ft³. IIC 77, STC 66 and a Delta of 21.
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Radiant heat ready.
Suitable for use with hydronic systems, with a thermal resistance of 0.086.
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For floating floors.
Specified for float installation under engineered hardwood and laminate.

Big Blue specifications at a glance.
Roll. Seal. Float.
Roll it out over a clean subfloor, seal the seams with the self-adhesive strip, then float the floor over top. Or let our team handle it — supply & installation across Kitchener-Waterloo with a free in-home estimate.
Tech Specs
One 200 sq.ft roll covers 200 sq.ft of floor; allow for seam overlap. Supplied by Advanced Flooring, Kitchener-Waterloo.