The ProLine® 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 50 gal (nominal) tank and a 40000 Btu gas burner, the GW8 50 BCT Standard Vent delivers a first hour rating of 84 gal and a recovery rate of 43 gph. With an 0.62 Uniform Energy Factor, this water heater is not Energy Star® qualified. It carries a 8-year limited tank warranty and meets Low NOx emission requirements.