40 gal. 38,000 BTU Professional Classic Tall Atmospheric Residential Natural Gas Water Heater, Side T and P Relief Valve

The Rheem Classic Atmospheric 40 Gal. Natural Gas Tall Water Heater comes with a 38,000 BTU/hour environmentally friendly low NOx burner that provides ample hot water for households with 2 to 4 people. The push button ignition system ensures safe and easy startup. Its maintenance free combustion air intake system means there are no filters to clean and replace. The self-diagnostic gas control valve monitors system performance. A premium grade anode rod provides long lasting tank protection. Factory installed temperature and pressure relief valve and 3/4 in. water connections are included with the water heater for easy installation.|Exclusive air/fuel shut-off device|Maintenance free - no filter to clean|Protective control system that disables the heater in the presence of flammable vapor accumulation|Eco-friendly burner, low NOx design|Premium grade anode rod provides long-lasting tank protection|Enhanced flow brass drain valve|Temperature and pressure relief valve included|Easy to light - no matches required|6-year limited warranty on tank and parts for your convenience|With ProtectionPlus the 6-year limited tank warranty becomes 10-year