1>PU foam filter, good aquarium filter 2>good air permeability 3>polyether sponge ,reticulated,open cell(10ppi--70ppi)

1:PU foam filter widely used in electronic filtering, air filtering, sound-adsorbing ; and other filtering business .

2:PU foam filter has different meshs ize (10ppi-70ppi), high resilient ,various density and good air permeability .

PU foam filter