Shanghai, china (mainland) Brand name: Xinhou Model number: Jhy/f Material: 100% polyester fiber, thickness 0.75mm Heat resistance: 80â°c Air permeation rate: 220 Filter desity: 5-10 Weight: 240g/¡ Initial resistance: Â?¤298pa Model: 1920;1921;1922;1923;1924;1925 Product name: Quick release air filter cartridge Packaging & delivery Packaging details Standard outter carton Quick release air filter cartridge Delivery time 7 days after the payment Coated dust filter cartridge quick release air filter cartridge 1.Jhy/f series coated polyester filter cartridge, using import ptfe coated polyester filter material. 2.Surface filtration, smooth, not easy to stick, and easy for pulse ash removal. 3.Import coating is with high precision, good filteriing effect, the finest data can reach 0.03. 4.Protection processing to cap and center frame, ptfe microporous film gather exellent chemical resistance