suitable for 4 Split-Mouth Water Filters Front Purifier Copper Lead Pre-Filter Backwash Remove Rust Contaminant-YI WU CHUN HUI 1.High temperature , durable 2.Stainless steel filter does not need to be replaced 3.Copper thread is durable and precise. Anastomosis leak-proof design 4.Refined and effective polymer materials Explosion-proof and compression-resistant 5. flow of water, to meet the kitchen, bathroom, laundry and other water Type:Reverse Osmosis Water Quality Requirements:Municipal Water Installation:Cold Water Pipe Installation Material: copper Color: picture color Product size:208mm*90mm Filter accuracy:50um Working water pressure:0.1Mpa-0.35Mpa life:No need to change Working principle:external pressure Package Content: 1* Front Filter Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm. Please pay attention to the title and description when buying, and pay attention to the title and description when buying.