Meets or exceeds NAECA Requirements; Not approved for mobile or manufactured-home installation; Will void warranty if installed in manufactured or mobile-home, Diffuser-End Pex Dip Tube, Stated Warranty time period applies only to original owner and when installed in a residential single family application, Ace RSC available replacement parts: drain valve Ace 44104, T&P valve Ace 4008611, Pex nipples Ace 40877, L.P. Pilot assembly Ace 4517116 40 gallon size62 inch heightElectronic gas control valve that provides precise temperature control and operational statusPiezo igniter allows for easy “one-hand” pilot ignition without matchesAll descriptions, images, references, features, content, specifications, and product described or depicted are subject to change at any time without notice.PEX dip tube, Glass-lined tank with anode rod protects against corrosion2" Environmentally-Friendly non-CFC foam insulationFactory-installed PEX polymer lined heat trap nipplesFactory-installed temperature and pressure (T and P) relief valve