Product Name: Fish Tank Reticulated 10-60ppi Anti-Dust Coarse Efficiency Filter Foam Model NO.: DY-filter foam Certification: RoHS Material: Polyurethane Density: 20kg/Cbm Thickness: 3-750 mm Color: Black,Red,Blue,Yellow,White etc. Main Market: North America, Europe, Asia etc Aperture: 10-80ppi Trademark: custom Transport Package: Custom Specification: 1*2m Origin: China HS Code: 3921139000 Product Description Name: Water polyurethane filter sponge foam air filter materialMaterial:PU polyurethanDensity:24 KG Cubic meterSize:Aperture size2000(L)x1000(W)x3-800(T)MM10PPI-60PPIConventional color:Black white green red yellow blueColor may be designedProduct performance:Dustproof breathableFireproof Waterproof Resistance to weak acid weak base dustproof breathableApplication:Refrigerator, Air Conditioner , Cleaner, Fresh air machine , air heater , steamExhaust air , Aquarium filter, filtering to smooth, filter Mechanical acceleratingPacking:packing woven bagWelcome to visit factory !!!!