Model R622-CFF Second Stage LP Regulator – Designed for stable propane pressure control with a 9–13" W.C. (22–32 mbar) outlet pressure range, ensuring consistent gas flow for residential, RV, camper, and whole-house LP gas systems. Standard 1/2" x 3/4" FNPT Connections – Features 1/2" inlet and 3/4" outlet FNPT fittings for universal compatibility, easy installation, and direct replacement in most two-stage propane setups. High Capacity 1,400,000 BTU/hr – Delivers powerful performance to support heavy-duty and peak demand operation for heaters, grills, generators, burners, patio appliances, and full-home gas equipment. 3/4" NPT Screened Vent Design – Equipped with a screened vent to prevent debris intrusion, protect internal components, and enhance operational safety and service life. Rugged & Reliable Performance – Rated for 10 psig max inlet pressure (50 psig emergency), built to withstand indoor and outdoor use, ideal for professional propane system installations.