backing with glue and peels.when use them ,you may peel the paper and attach them to the surface .
sound absorbant foam specialized in wind power . It is pe +eva foam
pe + open cell foam
pe + open cell foam
Product Soundproof foam Material Polyurathane Density 22kg/m³ Size 1000*2000mm The thickness is from 200-100mm. Size can be cut Shape Wave shape,pyramid shape,wedge shape,flat Certificate SGS / ROHS Performance 1.fireproof,soundproof 2. protective,anti-collision ...
Come From Changzhou Dengyue Sponge Co.,Ltd