Watts LF800M4FR 1 1 2 Part of the LF800M4FR Series Geotextile Specification Sheet LL40XL Specification Sheet LL40XL 5 to 23 GPM Hot Inlet Temperature Range 120 to 200 degree F Hot Water Inlet Connection Size 3 4 IN Hot Water Inlet Connection Type Press Hot Water Inlet Thread Type Does Not Apply To Product 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 13 MM Outlet Connection Type Press Outlet Temperature Accuracy + 7 degree F Outlet Thread Type Does Not Apply To Product Temperature Adjustment Range 90 to 160 degree F Wi Fi Enabled No Specification Sheet LF1170 and LFL1170 a lightweight plastic disc float It is ideal in health hazard continuous pressure applications such as irrigation systems and industrial process water systems where the water enters the equipment at or below its flood rim