Dynamat 21100 54″ x 32″ Dynapad Sound Deadener Insulation Kit

Dynamat 21100: Sound Deadener DynaPads Non-Adhesive 0.375 in. Thick 32 in. x 54 in. Each – Dynamat DynaPads are made of a 4-layer composite barrier material utilizing a 1 lb. per sq. ft. vinyl barrier that is sandwiched between two layers of 3/16 in. thick acoustic foam with a urethane top layer. DynaPads are designed to provide an under-carpet sound barrier in automotive interiors and residential and commercial dwellings. They can withstand temperatures between -40 degrees F and 225 degrees F.