http://tinyurl.com/kp84j4w<P>Rheem 42VR50-40F High Efficiency Natural Gas Water Heater, 50 GallonProduct Review<P> Click on the link for more reviews<P>One-of-a-kind air/fuel shut-off device offers double<br />protection<P>Maintenance free - no filter to clean<P>Low NOx design for low nitrous oxide emissions<P>EverKleen patented system fights sediment build-up, reduces fuel costs, and provides more hot water<P>Certified for applications up to 6,000<br />feet above sea level<P>
