Sound Insulation Underlayer foam A.Sound Insulation B.Easy Install C.Low-Cost flooring foam D.100% Recycle Material Sound Insulation Underlayer foam1. Chemical composition: Poly ureth ane PU glue; Recycle Rubber2. This Sound Insulation Underlayer is the ideal rubber underlay in floating screed /concrete slab systems or underneath rigid floor elements on wooden subfloors.3. This soundproof ...