- Delivers 124-gallon first hour rating
- ENERGY STAR® qualified, may be eligible for local utility rebates
- Advanced high efficiency condensing design delivers energy savings & continuous hot water at a constant flow of over 3 gallons per minute
- Helical coil internal heat exchanger lengthens heat transfer cycle and reduces lime & scale build-up to maintain high efficiency operation
- 76,000 BTU input power vent design delivers up to .88 Uniform Energy Factor
- Power vent design installs with 2", 3" or 4" PVC, CPVC or polypropylene pipe terminating through outside wall
- Patented eco-friendly Green Choice® Gas Burner design reduces NOx emissions by up to 33% and complies with Low-NOx emission requirements
- Patented Blue Diamond® glass tank lining protects against corrosion
- DynaClean™ automatic cleaning system protects against sediment build-up
- 6-year limited tank and parts warranty
The ProLine® Vertex™ 50-Gallon Low NOx Power Vent Natural Gas Water Heater is designed specifically to generate a constant flow of 4 gallons per minute, resulting in continuous hot water for your home. Featuring a 50-gallon (nominal) tank and a 76,000 BTU gas burner, the GPHE-50 Power Vent delivers a thermal efficiency of 94%, a Uniform Energy Factor of 0.88, and a recovery rate of 95 gallons per hour. It carries a 6-year limited warranty, and meets Low NOx emission requirements. Environmentally-friendly insulation and factory-installed heat trap nipples reduce heat loss for maximum energy savings. This ProLine® XE water heater is designed with A. O. Smith's superior commercial-grade tank protection. Advanced tank features include stainless steel CoreGard™ anode rod, Blue Diamond® glass lining and DynaClean™ automatic sediment-cleaning system, all designed to help protect the tank from the corrosive effects of water and extend the life of the water heater. A. O. Smith’s ProLine® water heaters are residential products built to commercial-grade standards and are only available for purchase through professional wholesalers and contractors.