AO Smith 40 Gallon - 40,000 BTU ProLine Blanketed Residential Gas Water Heater - Tall Model (Nat Gas)

The ProLine® 400/401 Series gas water heater is designed to deliver an economical performance that can lower your energy bills and also provide long-lasting value. Featuring a 40-gallon tank and a 40,000 BTU gas burner, the GCB-40 Standard Vent delivers a first hour rating of 70 gallons and a recovery rate of 41 gallons per hour. With an 0.62 Energy Factor, this water heater is not ENERGY STAR® qualified. It carries a 6-year limited tank warranty, and meets Low NOx emission requirements.