The Pentek ST-3, 3/4" Stainless Steel Filter Housing is a heavy-duty filtration for small filtration systems and point-of-use applications. The housing has 304 Stainless Steel sumps, they are available with pipe plug or pet-cock in the bottom for draining. It has a flow rate of 20 gpm and a maximum temperature of 275?F. The housing is perfect for high pressure application and hot water applications. The ST-2 heads are made from nickel-plated cast-brass. The cartridge length is 30?, filter diameter is 2.5?, the length of the housing is 30?, and the inlet/outlet connections are ??. The housing is perfect for commercial usage in spas, farms, and restaurants as it is easy to install.