![]() ![]() The best piping route is usually the one that uses the least amount of pipe, fittings, and valves. Piping route – You must determine the best piping route.At the design stage the actual gas appliance is not usually available, so you will need to rely upon the equipment manufactures specifications Each appliance’s input is determined by the manufacturer, then stamped on a rating plate, and permanently affixed to the equipment. Appliance inputs – The appliance input, determines the amount of gas required by the appliance.The architectural drawing will be needed to identify the locations. Appliance location – The appliance’s location is usually fixed by the building design and not the gas fitter.In many jurisdictions the only meter pressure available for a residential service is now 2 psig. System pressure – For residential meter sets the gas utility will supply two options for outlet pressures, either a 2 psig of a 7″ WC. ![]() In other cases, propane may be supplied from a storage container. Gas supply – The gas supply may be a meter installed by a local utility company for natural gas or propane.Knowing the following details will also help you properly size the piping system. A drawing of the whole gas piping system allows you to identify and locate important system components and create a materials list. ![]()
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