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...
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...