Specifications: Air purifier HEPA filter screen 1).ISO/RoHS/SGS approval 2).High efficiency, low resistance 3).Easy to install Air purifier HEPA filter screen HEPA air filter screen Product description: The efficiency can reach 99.7% for the particles over 0.3um, which is the ideal air purification filter. It has three type materials: PP filter paper, glass fiber and compound PP and PET materials. Different shapes can be made according to client’s request. Product property: Small wind resistance, high dust-holding capacity, high filter efficiency. Different dimensions and shapes can be made according to client’s request to match different machines. Product usages: Widely used in air purifier machine, center air conditioning, and clean rooms etc to dispose dust and pollen. Product package: sealed packed with plastic film and then in carton or per client’s request. Compound air filter screen Activated air filter screen Air purifier HEPA filter screen