Corro-Protec CP-R Titanium Powered Anode Rod for Water Heater (40-80 gal tank)<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Eliminates rotten egg smell in water caused by hydrogen sulfide</li><li>Replaces water heater (40-80 gal) tank's existing hex head anode rod only</li><li>Water softener use does not affect the longevity or protection</li><li>Water Connection made simple with easy to read instructions</li><li>Extends life of water heater tank - 20-year Manufacturer's Warranty</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41Nj1yLj19L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51hT1c3hRpL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/514IzDTdQ0L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51JxhxBAMNL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41zmDGMRkSL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/31N-nRWp95L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41MWBAlir3L.jpg" noproxy>