The ProLine® XE 50-Gallon Power Direct Vent Natural Gas Water Heater features a two-pipe combustion system that draws clean air from outside the home, eliminating any worries about indoor ventilation.

Featuring a 50-gallon (nominal) tank and a 62,000 BTU gas burner, the GPDX-50L Power Direct Vent delivers a first hour rating of 118 gallons and a recovery rate of 69 gallons per hour. This model features a 0.73 Uniform Energy Factor and carries a 6-year limited warranty.

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..