In-line water filer housing(with bracket and air release button),When replace the filter cartridge for housing, press the air release button to release the stress of housing, replace the filter cartridge easily). Material: PP Size:10 Color: White Inlet & outlet port: 1/2, 3/4,1 Cartridge: Depend on your require. Technical specification: Max sustained temperature:120F(50) working pressure <=4bar Waterflow and pressure loss depend on filter cartridge type Warning: Dont expose filter housing to sunshine