Made using high-quality magnesium-material. Our magnesium-rod absorb oxidizing substances and all the contaminants in the water towards itself by electrolys, preventing the water tank from rusting in the metal water tank, ensuring your RV water heater lasting use. Extends the life of a water heater by attracting Elements in the water. The exclusive anode rod absorbs the action acused by hot water and prolongs the life of your water heater tank. The flusher can lift the sentiment at the bottom of the water heater and the anode rod absorbs the action caused by hot water. Perfect RV solution for prolong water heater tank life and save your money and time ! Rv water heater anode rod are 9-1/4 inch long with 3/4 inch NPT connections and fit most RV . The anode rod uses electrolysis to attract all contaminants in the water to itself, which prevents rv tank and mineral buildup, eliminates your travel water heater odor problems, and extends the life of your RV, , mobile home, and car water heater., Weight: 1.1353806493 Pounds, Manufacturer: Histeaa