CARPET & LAMINATE SUBFLOOR

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SUPERSEAL Carpet & Laminate Subfloor is a high-performance moisture barrier designed to protect flooring from mold, mildew, and water damage. Its innovative double-dimple design creates an air gap that allows moisture to escape while letting your floors breathe—preventing dampness from reaching underlay, carpet, and wood. Ideal for basements, slab-on-grade, and any area prone to moisture, this subfloor solution offers long-term protection, comfort, and durability under carpet and laminate flooring.

Areas of Use

Carpet, laminate and wood floors, click together vinyl plank flooring.

What you need / Basics

  • Measuring Tape
  • Marker / Chalk line
  • Hammer - (Carpet tack strips)
  • Subfloor tape for seams
Regular price $173.01 CAD
Regular price Sale price $173.01 CAD
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Why Choose SUPERSEAL Carpet & Laminate Subfloor?

✔️ Easy Installation
Unroll, cut to size, and tape the seams—no specialized tools needed. Carpet tack strips can be nailed directly through or beside the membrane for fast, secure installation.

✔️ Keeps Tack Strips Dry
Protects tack strips from subfloor moisture, preventing rot and mold growth. Ideal for basements and slab-on-grade applications.

✔️ High Compressive Strength
Engineered to withstand heavy furniture, foot traffic, and everyday use without crushing or losing shape—ensuring long-term floor protection.

✔️ Ultra-Low Profile (0.11" / 2.8mm)
Fits under most existing baseboards and door casings. Maintains smooth transitions between carpet, laminate, or other flooring surfaces.

✔️ Breathable Double-Dimple Design
Allows trapped moisture to escape while preventing water from rising—keeping your carpet and laminate floors dry, comfortable, and mold-free.