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West Coast Sound Solutions
Soundproof Floors › Underpadding

Floor Underpadding

Underpadding sits between the structural subfloor and a floating plywood/finished-floor sandwich in our highest-tier floor assemblies. Dense recycled-rubber pads decouple footfall and impact vibration without adding excessive build-up.

Cutaway of a floor underpadding assembly — floating plywood layer over dense recycled-rubber underpad on a structural subfloor above joists.
Step 01

Underpad Rolls

Two recycled-rubber underpad rolls for high-IIC floating-floor assemblies. Tap a card to spec coverage, pricing, and add to cart.

Superpad
Superpad acoustic floor underpad — nonwoven-faced rolled underpad with a warm cork-toned core visible on the end of the roll.

5/8" high-density rubber underpad for premium floating-floor isolation.

$180.00 / roll
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Double Set
Double Set acoustic floor underpad — nonwoven-faced recycled-foam pad with dark foam core visible along the scalloped edge.

Wide-coverage recycled-rubber underpad for floating-floor decoupling.

$180.00 / roll
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Not sure which underpad?

Talk to a floor-isolation specialist

Share your framing, finished floor, and target IIC — we'll spec the right underpad and pair it with the rest of the floor assembly.

Let us install it for youFloor data sheets