AO Smith GPVT-40 Residential Natural Gas Water Heater

AO Smith ProMax Energy Sidewall or Vertical Vent GPVT-forty Water Heater Residential Nat Gas 40 Gal Recovery 53 Gal @ 90 50,000 BTU Input .65 Energy Issue 6 Year Restricted Guaranty.
Herbal Gas
Supplied with C3 Era
Flexible Energy Vent design
Hot surface ignition