Gas Type: Natural Gas (NG). Inlet gas pressure: 1/2 PSI. Outlet pressure range: 3" - 5" Water Column
SIZE: 3/4" Inlet & 3/4" Outlet FPT GAS PIPE. Make sure you measure the gas pipe or regulator opening as close to 1-1/16 inch as shown in the picture's table
This regulator has 1-1/16" openings for 3/4" gas pipes. The 3/4" gas pipe means interior diameter 3/4" but outside diameter is 1-1/16"
Maximum flow capacity: 250,000 BTU/Hr
WORKING TEMPERATURE: 32°F - 225°F (0°C - 107°C). Do not install the regulator too close to the heating equipment or use in very cold environment. Heat or cold can change the resistance of the spring inside the regulator