A.O. Smith GPVH-40 ProMax 40-Gallon 40,000 BTU Power Vent Natural Gas Water Heater
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IMPORTANT NOTE: This product was officially discontinued by the manufacturer on March 13, 2013.
The A.O. Smith ProMax 40-Gallon Power Vent Residential Natural Gas Water Heater (GPVH-40) is engineered to lower energy bills while providing exceptional reliability for households of 2 to 3 people. Featuring patented C3 Technology, this unit includes a sealed combustion chamber, a built-in flame arrestor, and an advanced flammable vapor sensor that works with the Intelli-Vent gas control to automatically shut down the system if hazardous vapors are detected, ensuring ultimate safety and peace of mind.
- Model Number: GPVH-40
- Capacity: 40 Gallons
- Fuel Type: Natural Gas (40,000 BTU Input)
- Household Size: Ideal for 2-3 person households
- Dimensions & Weight: 63" Height x 18-1/2" Diameter; weighs 157 lbs
- Performance Metrics: 69-gallon first-hour delivery, 44 GPH recovery at 90°F rise, 0.65 Energy Factor, and an R-8 insulation value
- Connections: 3/4" water connection and 1/2" gas connection
- Venting: Versatile Power Vent design; compatible with 2", 3", and 4" ABS, CPVC, and PVC pipe
- Safety Technology: FVIR compliant C3 Technology with a flammable vapor sensor, Corderite flame arrestor, and air intake screen
- Burner & Ignition: Equipped with an eco-friendly Green Choice gas burner and reliable hot surface ignition
- Tank Protection: Features a Coregard aluminum anode rod and Permaglas glass coating to protect the steel tank from corrosion
- Sediment Reduction: Extra-long Dynaclean diffuser dip tube actively minimizes lime and sediment buildup
- Valves & Fittings: Includes external heat trap nipples, pipe installation materials, T&P insulation, and a CSA-certified, ASME-rated T&P relief valve
- Warranty: Originally backed by a 6-Year Tank and 6-Year Parts Limited Warranty
- SKU AOSGPVH-40
Most in-stock items ship within 1–3 business days. Once shipped, you will receive a confirmation email with tracking. Special-order items or items shipped from partner warehouses may require additional processing time. Orders ship via UPS or USPS depending on the item and destination. If you need a specific carrier, please contact us before placing your order.
