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Residential Gas Tank Water Heaters

From high-efficiency ENERGY STAR® certified water heaters to economical standard efficiency gas water heaters, A. O. Smith has a complete line of natural gas and liquid propane tank water heaters to fit your needs.

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Vertex™ 75-Gallon Ultra-Low NOx Power Direct Vent Water Heater
Energy Star
Anti-Leak
Icomm
Vertex™ 75-Gallon Ultra-Low NOx Power Direct Vent Water Heater Model HDHE-75 400
  • ENERGY STAR® Certified
  • 150-gallon first hour rating
  • 8-Year Warranty
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Vertex™ 50-Gallon Ultra-Low NOx Power Direct Vent Water Heater
Energy Star
Anti-Leak
Icomm
Vertex™ 50-Gallon Ultra-Low NOx Power Direct Vent Water Heater Model HDHE-50 400
  • ENERGY STAR® Certified
  • 118-gallon first hour rating
  • 8-Year Warranty
|
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