... for air conditioner, water filter, water treatment. partname filter foam density21kg/m3 porosity10ppi-100ppi colorred ... etc usagefish pond,air conditioner, air filter certificate CA117,BS5852, SGS, REACH filter foam , which used for many filed ... manufacture process and size and type of the filter foam.the weather tempertuers is taken into consideration ... ,please feel free to contact me. roll filter foam