Filtration foam PPI - 30 black 1.5x1m thickness 15mm Filtration foam, very light and easily compressible, whose physical properties (durability) and mechanical support an excellent filtration with water, the air but also a good dust holding capacity. Features: Colour: Black Dimensions: 1.5x1m Thickness: 15mm Grade: Density 30 Kg / m3: 20 kPa Longitudinal tensile strength: transverse tensile strength 80 kPa: 80 Compressive strength at 50% kPa: 3 Packaging: filtration foam comes in good packaging for transport.