A. O. Smith 40-Gallon Tall Natural GAS Water Heater 18″ D x 61-3/4″ H

The ProMax family offers a wide range of water heating solutions-from models that help you qualify for gas utility rebates to high recovery models ideal for large families with high demand for hot water. And our specialty vent gas water heater options can be installed almost anywhere in your home because they can vent up to 40 feet. Our direct vent models feature two-pipe combustion systems that draw clean air from outside the home eliminating any worries about indoor ventilation.