Neoprene Isolation Tape:
1/4" x 8" x 50'

Neoprene Isolation Gasket, 1/4" x 8" x 50', is a high-density closed cell foam formulated to isolate and dampen impact noise. NeoGasket includes adhesive on one side, pressure-sensitive-adhesive PSA. Cut to size and adhere between studs, sole plate, top plate or other rigid construction materials such as sheetrock (drywall), gypcrete, plywood, or sound board.

Applications:

Wall and ceiling isolation
Perimeter isolation and seal along windows or doors
Seal small gaps on walls, floor, ceiling
Isolate studs, joists