AO Smith ProMax® 50-Gallon Propane Water Heater | GCRL-50 (LP)

Featuring a 50-gallon tank and a 40,000 BTU gas burner, the GCRL-50 (LP) Standard Vent delivers a first hour rating of 93 gallons...

AO Smith ProMax® 40-Gallon Propane Water Heater | GCRL-40 (LP)

Featuring a 40-gallon tank and a 36,000 BTU gas burner, the GCRL-40 (LP) Standard Vent delivers a first hour rating of 70 gallons and a recovery rate of 41 gallons per hour.

AO Smith ProMax® SL Power Vent 75-Gallon Gas Water Heater | GPVX-75L

Featuring a 75-gallon tank and a 76,000 BTU gas burner, the GPVX-75L Power Vent delivers a recovery rate of 80.4 gallons per hour...

AO Smith ProMax® Power Vent 50-Gallon Gas Water Heater | GPVL-50

Featuring a 50-gallon tank and a 40,000 BTU gas burner, the GPVL-50 Power Vent delivers a first hour rating of 90 gallons...

AO Smith ProMax® Power Vent 40-Gallon Gas Water Heater | GPVL-40

Featuring a 40-gallon tank and a 40,000 BTU gas burner, the GPVL-40 Power Vent delivers a first hour rating of 73 gallons...

AO Smith ProMax® 50-Gallon Gas Water Heater | GCR-50

Featuring a 50-gallon tank and a 40,000 BTU gas burner, the GCR-50 Standard Vent delivers a first hour rating of 88 gallons and a recovery rate of 41 gallons per hour.

AO Smith ProMax® 40-Gallon Gas Water Heater | GCR-40

Featuring a 40-gallon tank and a 40,000 BTU gas burner, the GCR-40 Standard Vent delivers a first hour rating of 70 gallons...

AO Smith ProMax® 40-Gallon Electric Water Heater | ENT-40

With a 40-gallon tank delivering 4,500 watts, the ENT-40 delivers a first hour rating of 51 gallons at an Energy Factor of 0.95.

AO Smith ProMax® 50-Gallon Electric Water Heater | ENT-50

The ProMax® Lowboy Top Connect electric water heater is designed to take up as little room as possible and is the ideal choice for when installation space is limited to tight spaces such as under counters and in crawl spaces.