Features: Protect your water heater from unseen corrosion damage with our high purity magnesium sacrificial anode rod, designed to extend the lifespan and efficiency of your appliance. Crafted from magnesium, this anode rod features a 16mm diameter and 200mm length, complete with threaded connection for easy installation and replacement. Suitable for homeowners, renters, hotel managers, and anyone responsible for maintaining water heaters, ensuring long term performances and reliability. Perfect for use in residential bathrooms, hotel rooms, gyms, and locker rooms where hot water is frequently needed, providing peace and consistent protection. This anode rod transforms corrosive currents into protective currents, safeguarding your water heater's integrity and requiring periodic replacement for performances. Specifications: Texture: Magnesium Size: Approx. 0.63x7.87inch(1.6x20cm) Package Includes: 1x Magnesium Anode Rod Or 2x Magnesium Anode Rod note: Please allow 1-2cm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual color from the item.