Allpoints 521030 Pressure Regulator1" Nat For Bakers Pride

nat gas, 1" fpt gas in/out, 1/2 psi, 3"-8" wc, 710,000 btu, maxitrol # rv53-88-0017 with vent #12a04, w-957, # 263305 mainly used in indoor applications to limit the amount of escaped gas in the event of a diaphram failue.