Watts DBF 04 121 25 M2 8 Part of the DBF 04 Series ZA100F 2NH Specifications Air Precharge 12 PSI Specifications Air Precharge 12 PSI Air Valve Yes Bladder Material Butyl Brand Watts Buy American Act Compliant NO Color Gray Diameter 8 IN EAN 098268219340 Electricity Required No Fuel Gauge No Inlet Connection Size 1 2 IN Inlet Connection Size Metric 15 MM Inlet Connection Type Male Threaded Inlet Thread Type NPT Lead Free Not In Scope Liner Material Does Not Apply To Product Maximum Operating Temperature Fahrenheit 220 Maximum Working Pressure PSI 75 Mount Type Pipe Orientation Vertical Horizontal Part Number 0066605 Series ETX Stand Included No Tank Acceptance 1 Gallon at 12 PSI Tank Height 12 1 2 IN Tank Material Carbon Steel Tank Volume 2 This 3 4 inch lead free low water pressure regulator is used in residential and point of use applications to regulate water pressure in piping systems that require low pressure regulation Aluminum bronze disc Buna N seat