K-57-H K-57-H-3 Septic System Treatment: 1/2 Gallon, Clears Clogs, Restores F…
Cleans sluggish septic tanks, cesspools, drywells, and drain fields. Treats a 500-gallon system, providing ample coverage for most residential septic systems. Digests paper, helping to maintain a clear and efficient septic system.