30 gallon tall natural gas water heater. 6-year limited tank & parts warranty, 1-year labor warranty Electronic gas control valve, Piezo igniter, PEX dip tube, Glass-lined tank with anode rod, Shipped from the factory with an insulation blanket, "Environmentally-Friendly" Non-CFC foam insulation, Factory-installed PEX polymer lined heat trap nipples, Factory-installed temperature & pressure (T&P) relief valve. Nominal Capacity: 30 gallons Rated Storage Volume: 29 gallons UEF: 0.61 EF: 0.63 BTUs: 35,500 Recovery at a 90¼ rise: 36 gallons per hour Water Connection Location: Top Water Connection Size: 3/4 First Hour Rating: 69 gallons Height: 58" Height w/Draft Hood (inches): 61 3/4" D- 16" W-16" L- 16" Vent Size: 3 or 4"