1.What You Will Get: You will receive 2 packs of RV Water Heater Anode Rods, 1 pack of Water Heater Flusher, and 1 pack of Seal Teflon Tape; Regularly replacing the anode rod can reduce the corrosion in the water tank and prolong the life of the water heater. 2.High-Quality Anode Rod: The Water Heater Anode Rod is made of AZ31B alloy magnesium material, RV anode rod can effectively prevent scale from attaching to the inner wall of the liner to avoid corrosion of the liner and reduce the life of the liner. 3.Water Heater Flusher: Our RV Water Heater Tank Washer is made of copper and plastic material, the curved tip design is very easy to reach into the water heater tank for rinsing, is durable and very convenient; a flushing wand is an essential tool for cleaning RV water heater tanks. 4.Strong Compatibility: 9.25''L & 3/4'' NPT Thread Magnesium Rod very suitable for RVs, campers, mobile homes, and automotive water heaters, at the same time, the scale caused by heating can't form a hard lump to wrap on the heating rod, so as to avoid reducing the life of the heating rod.