1 temperature build, durable 2 metal clear out does not should be changed three thread is sturdy and precise. Anastomosis leak-proof design 4 and superb biological polymer supplies Explosion-proof and compression-resistant 5 motion of water, to meet the whole house kitchen, bathroom, laundry and varied water Type:Reverse Osmosis Water Quality Requirements:Municipal Water Installation:Cold Water Pipe Installation Material: copper Color: picture coloration Product size:208mm*90mm Filter accuracy:50um Working water pressure:0 Cartridge life:No need to update Working principle:external strain Package Content: 1* Front Filter Only the above package content, varied products aren't included. Note: Light shooting and various reveals can cause the colour of the item within the picture slightly different from the real thing. The dimension allowed error is +/- 1-3cm.