Filter foam PPI - 10 black 2x1m 15mm thick A water filtration foam, airy, easily compressible, and also will filter the air. Provided, further, good physical properties that give it a very good longevity. Features: Colour: Black Dimensions: 2x1m Thickness: 15mm Grade: 10 Density Kg / m3: 20 Longitudinal tensile strength kPa 60 Transverse tensile strength kPa 60 Compressive strength at 50% kPa: 3 Packaging: filtration foam comes in a neat packaging for transport.