this WATTS dual check valve is designed for non-health hazard residential water system containment and continuous pressure applications such as in drinking water supply service entrance or individual outlets

UV-Resistant bag included

such as the ASI 3101-30 and ASI 3201-30 models

Fasco A280 Blower

Kunkle Bronze Safety Relief Valve, MNPT Inlet Type, FNPT Outlet Type - 6010EDM01-KM-30 Nominal Size-36" X 24" X 1.25" this WATTS dual check valveSafety Relief Valve; Body Material: Bronze; Inlet Type: MNPT; Outlet Type: FNPT; Inlet Size: 3 4 in; Outlet Size: 1 in; Factory Set Pressure: 30 psi; Disc Material: Bronze; Overall Height: 6 1 2 in; Application: Air, Gas; Overall Length: 1 5 8 in; Seat Material: Metal; Spring Material: ASTM A 313 TY 631; Temp. Range: 60 Degrees to 406 Degrees F; Test Lever: Yes; Compliance: Section VIII Air Gas; Standards: " ASME Section VIII, "V" and "UV, ASME