Watts LFM115 GRV E 30 300 TC 3 Part of the LFM115 Series roof hatch finder 5 to 20 GPM Hot 5 to 20 GPM Hot Inlet Temperature Range 120 to 180 degree F Hot Water Inlet Connection Size 1 2 IN Hot Water Inlet Connection Type Union Pex Expansion Hot Water Inlet Thread Type Does Not Apply To Product 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 2 IN Outlet Connection Size Metric Does Not Apply To Product Outlet Connection Type Union Pex Expansion Outlet Temperature Accuracy + 3 degree F Outlet Thread Type Does Not Apply To Product Part Number 6551631 Series LFMMV Temperature Adjustment Range 80 to 120 degree F Wi Fi Enabled No Specification Sheet LFMMV 2 Body Material Lead Free Copper Silicon Alloy Brand Watts Corrosion Resistant Coating No Disc Material Reinforced EPDM EAN 098268343823 Gauge Option No Gauge High Pressure Reduced Pressure Range Does Not Apply To Product High Pressure Reduced Pressure Setting Does Not Apply To Product Inlet Connection Size 1 1 2 IN Inlet Connection Type Union Press Inlet Thread Type Does Not Apply To Product Lead Free YES Maximum Operating Temperature Fahrenheit 180 Maximum Working Pressure BAR 27 EPDM elastomers This pressure reducing control valve is designed to automatically reduce a fluctuating higher inlet pressure to a constant lower downstream pressure regardless of varying flow rates