2/25/2024 0 Comments Water heater overflow pipe codeBe constructed of those materials listed in Section P2904.5 or materials tested, rated and approved for such use in accordance with ASME A112.4.1. Not have a threaded connection at the end of the piping. Not terminate more than 6 inches above the floor or waste receptor. Discharge to a termination point that is readily observable by the building occupants. Discharge in a manner that does not cause personal injury or structural damage. When discharging outside the building, the point of discharge shall be with the end of the pipe six (6) inches above the ground or the floor level of the area receiving the discharge and pointing downward. Discharge to an indirect waste receptor or to the outdoors. Serve a single relief device and shall not connect to piping serving any other relief device or equipment. Not be smaller than the diameter of the outlet of the valve served and shall discharge full size to the air gap. Discharge through an air gap located in the same room as the water heater. Requirements for discharge pipe: The discharge piping serving a pressure-relief valve, temperature relief valve or combinations valve shall: not be directly connected to the drainage system. Exception: a max 10 gallon water heater (or larger with approval) is installed is not more than ten (10) feet above the ground or floor level and may be reached with a portable ladder. When the attic, roof, mezzanine or platform in which a water heater is installed is more than eight (8) feet above the ground or floor level, it shall be made accessible by a stairway or permanent ladder with a minimum 300 pound capacity fastened to the building, or an access door from an upper floor level. Local amendments listed: Water heaters installed above ground or floor. The City Frisco Texas follows the 2006 International Plumbing Code. See below or a plumber will check in.įrisco Texas Water Heater Installation Requirements: I think somewhere between 6 and 12" off the floor but in an attic, etc. Random google search came up with this likely would be acceptable most places (should check with your local authority if there is one).
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