FREE CONTRACTOR TOOL
Gas Pipe Sizing Calculator
Start with each appliance's nameplate BTU per hour, total load on the section being sized, developed length, fuel heating value and the correct pressure system. The gas sizing calculator offers a preliminary low-pressure Schedule 40 estimate. Always verify the applicable fuel gas sizing table and regulator arrangement.
Open the calculator →How to use it
Open the calculator, enter the measurements and design assumptions for the portion of the system you are working on, then review the result and the stated limitations. Recheck actual fixture and equipment requirements before ordering material.