Second Stage LP Gas Regulator for Back Mount Installations Three Quarters Inch FNPT Inlet and Outlet 9 to 13 in WC Output Heavy Duty High Flow Up to 1,000,000 BTU Per Hour Industrial LPG System Regulator R652-DFF Emerson-Fisher

Back Mount LP Gas Regulator, 3/4 FNPT, Pack 1
✔️ 3/4 in FNPT inlet/outlet, 9-13 in WC, up to 1,000,000 BTU/h

This back-mount regulator reduces propane pressure to a safe, steady downstream level for LPG systems. It's typically used after a first-stage regulator in residential, commercial, and industrial propane installations to feed grills, heaters, and other gas-fired equipment.

✅ Inlet x Outlet: 3/4 x 3/4 in FNPT (19.05 x 19.05 mm)
✅ Output: 9-13 in WC (22-32 mbar)
✅ Capacity: up to 1,000,000 BTU/hr
✅ Vent: 3/4 in NPT, screened (19.05 mm)
✅ UL-listed R600 series back-mount regulator

💡 What is a back-mount LP gas regulator used for in propane systems?

This handy device helps keep gas pressure safe and steady for downstream appliances.

- Two-stage design provides stable downstream pressure for grills, heaters, and equipment - UL-listed and NFPA 58 compliant when installed correctly - Ideal for high flow industrial LPG installations up to 1,000,000 BTU/hr