Rheem Professional Classic 40 Gal. Short 6-Year 40,000 BTU Residential Natural Gas Water Heater

The Rheem Classic 40 Gal. Natural Gas Short Water Heater comes with a 40,000 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|Protective control system that disables the heater in the presence of flammable vapor accumulation|6-year limited tank and parts warranty|With protection plus the 6-year limited tank warranty becomes 10-year|Maintenance free - no filter to clean|Premium grade anode rod provides long-lasting tank protection|Easy to light - no matches required|Low lead compliant|Standard replacement parts|Enhanced flow brass drain valve