Permanently eliminates the smell of rotten eggs in the water tank and attracts elements in the water, prolonging the life of the water heater. 3.5inch threads, use 1- 1/16inch socket (not included). 44inch long anode rod hinged into four sections, each less than 12inch long, allows for easy anode rod replacement even in tight water heater areas; COMPATIBLE: Compatible with almost all that use standard 3/4inch NPT anode rod fittings including Replace the water heater anode rod every 2 years, saving money and time., Weight: 1.41647003335 Pounds, Manufacturer: Deechate