Features： 1、Applicable Model: The RV anode rod is for Atwood RV water heater. Please confirm whether it is consistent with the product you want before buying to avoid unnecessary return. 2、Premium Material: These anode rods are made from high strength aluminum magnesium material, absorbing corrosive elements away from the tank, ensuring long lasting performance and efficiency. 3、Quick Drain Design: With built drain valve, the hot water heater anode rod drains the water heater is a breeze. Simply unscrew the anode rod to drain, no tools required. 4、Prolonged Lifespan: The 4.5 x 1/2in NPT size makes these water heater anode rods ensures your water heater tank's longevity by sacrificing themselves instead of the tank. 5、Erosion Protection: The anode rods prevent your water tank from erosion and rusting, enhancing overall comfort, ensuring your water heater operates efficiently. Specification： Item Type: RV Water Heater Anode Rod Size: 4.5in x 1/2in NPT Quick Drain Design: Easily empty the water heater without tools Fitment: Fit for Atwood RV Water Heaters Package List： 3 x RV Water Heater Anode Rods 3 x Adhesive Tape