Speaking of the anode, here are two pictures of my anode after it was replaced. I checked this anode after 12 months of fulltime use and it was hardly eroded at all and I put it back in. These pictures were taken after 30 months fulltime use. This one now lives in the land fill.
2006 GMC 2500HD CCSB 4x4 Duramax/Allison, Titan 52 gallon fuel tank, Prodigy Controller, B&W Companion Hitch
2010 Jayco Designer 35RLTS, Cummins/Onan RV QG 5500 EVAP, Progressive Industries EMS-PT50C, TST Systems 507 TPMS, RV Flex Armor Roof