Spin down type sediment filter (pre-filter), with self washing vent valve, brass head, 1/2", 3/4", 1" NPT port options, and 40 micron stainless steel filter. Specification STRUCTURE Pre-filter / Spin down water filter is suitable for wholehouse water treatment, works as pre-filter for all water consumption of a home. It is made of brass cap with standard in-let and out-let options of 1/2", 3/4", and 1" NTP threads with SUS 316 stainless steel filter and clear housing, with a vent valve on its bottom for self-washing purpose. FEATURES Small size Visible housing Easy to install to standard pipes Self washing, no filter replacement cost High flow rate MAIN TECHICAL SPECIFICATION Connection: 3/4", 1/2" and 1" threaded NPT Maximum operating Pressure: 0.8MPa (116psi) Working temperature: 5-40 (41-140) Maximum flow rate: 2.6-4.2m³/h Measurements: 60*90*200mm Pore size: 40-60 micron TYPICAL APPLICATIONS Pre-filter for wholehouse water supply Pre-filter for solar water heater Pre-filter for well water and river water