2Pack RV Water Heater Anode Rod for Suburban, 9.25″ L X 3/4″ NPT, Magnesium | Co
Includes 2 magnesium anode rods & PTFE Tape —install one now and keep one as a spare, so you’re always ready for your next RV adventure. Compared with aluminum or zinc rods, magnesium provides enhanced protection to help extend the life of your water heater.