Watts 740-045 1 - Part of the 740 Series ADS Specifications Body Material Ductile Iron

Specifications Body Material Ductile Iron Brand Watts Buy American Act Compliant NO Class Rating 125 or 150 Control Type Lever Handle CV Rating 1022 GPM Disc Material Ductile Iron EAN 098268604207 Inlet Connection Size 5 IN Inlet Connection Type Lug Lead Free YES Maximum Operating Temperature-Fahrenheit 248 Maximum Working Pressure-PSI 200 Minimum Temperature-Fahrenheit 33 Operating Torque-Dry 959 in-lbs Operating Torque-Wet 600 in-lbs Outlet Connection Size 5 IN Outlet Connection Type Lug Part Number 0525619 Seat Material EPDM Series BF-03 Silicone Free Yes Stem Shaft Material Stainless Steel Valve Style Lug Specification Sheet - BF-03-M2

2 Body Material Lead Free Copper Silicon Alloy Brand Watts Corrosion Resistant Coating No Disc Material EPDM EAN 098268329421 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 1/2 IN Inlet Connection Type Union Solder Inlet Thread Type Does Not Apply To Product Lead Free YES Maximum Operating Temperature-Fahrenheit 180 Maximum Working Pressure-BAR 20

The stainless steel option provides an even higher level of longevity with 25+ years of an estimated lifespan

Angle pattern

It has a compact size which allows for easy installation and access in a crowded piping environment and is ideal in hot/chilled water units such as fan coil units

Watts 740-045 1 - Part of the 740 Series ADS Specifications Body Material Ductile IronThis 1 inch boiler pressure relief valve is used in hot water space heating boiler applications to protect against excessive pressure on all types of hot water space heating boiler equipment. It consists of an iron body construction with expanded outlet drain connections for hot water space heating boilers, non metallic disc to metal seating, stainless steel spring, and test lever. Series 740 offers large discharge capacity, resists corrosive water