Rheem 42VR50-40F High Efficiency Natural Gas Water Heater, 50 GallonProduct Review

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One-of-a-kind air/fuel shut-off device offers double
protection

Maintenance free - no filter to clean

Low NOx design for low nitrous oxide emissions

EverKleen patented system fights sediment build-up, reduces fuel costs, and provides more hot water

Certified for applications up to 6,000
feet above sea level