Watts LF25AUB S DU HP Z3 1 Part of the LF25AUB Z3 Series silt fence selector 5 to 20 GPM Hot 5 to 20 GPM Hot Inlet Temperature Range 120 to 180 degree F Hot Water Inlet Connection Size 1 IN Hot Water Inlet Connection Type Female Threaded Hot Water Inlet Thread Type NPT Lead Free YES Maximum Pressure Differential 25 Percent Maximum Working Pressure PSI 150 Minimum Differential Temperature Fahrenheit 5 Minimum Static Pressure PSI 30 Outlet Connection Size 1 IN Outlet Connection Size Metric 25 MM Outlet Connection Type Female Threaded Outlet Temperature Accuracy + 7 degree F Outlet Thread Type NPT Part Number 0559122 Series LFMMV Temperature Adjustment Range 80 to 120 degree F Wi Fi Enabled No Specification Sheet LFMMV 50 Minimum Temperature Fahrenheit 33 Outlet Connection Size 1 1 2 IN Outlet Connection Type Female Threaded Outlet Shutoff Valve Type No Shutoff Valve Outlet Thread Type NPT Part Number 0062435 Polymer Coating No Pressure Operation Continuous Protection Type Backpressure and Backsiphonage Seat Material Rubber Series 007 Strainer No Technologies Does Not Apply To Product Tradename None Specification Sheet 007 Sizes 1 2 2 IN Integral stainless steel strainer removable for cleaning The high pressure range is 75 to 125 psi (518 to 863 kPa) with the standard setting at 90 psi (621 kPa)