Zep Septic Defense Tank & Cesspool Treatment Packs - 16 Month Supply – 4 oz household degreaser Our citrus solvent-based formula cuts

Our citrus solvent-based formula cuts through oil

and perfumes to combat many organic waste stains and odors

provides antibacterial activity

This product is for use on hard

liquid cleaner removes dirt

Zep Septic Defense Tank & Cesspool Treatment Packs - 16 Month Supply – 4 oz household degreaser Our citrus solvent-based formula cutsZep Septic Defense is a septic tank cleaner and treatment designed to maintain a healthy septic system. This septic system cleaning solution contains enzyme producing bacteria that digest waste, reducing sludge buildup and helping to prevent clogs. The convenient, dissolvable packs provide effective septic system treatment for tanks up to 1,500 gallons, making it ideal for septic tanks and cesspools.