1>PU mesh foam which reticulated, open cell(10ppi-60ppi) 2>Good for aqua filtering, water filtering, sound-adsorbing. PU mesh foam ,polyurethane foam materials . widely used for water treatment , aquarium , cooling tower and so on ....Foam filter materials...

gutter filter foam ,polyurethane foam materials Reticulated, open cell Mildew protection and Fire-proof gutter filter foam  widely used for gutter filter, roof filter .Polyurethane foam materials , top of quality ,reasonable price and great credit standing .Filter...

motorcycle filter sponge Various porosity(8ppi-60ppi) Polyruethane foam ,reticulated and open cell. motorcycle filter sponge  product widely used for Auto,car for air filter and other filtering businessPU foam , Polyurethane foam materials, top of quality ,reasonable price...