The best build-up remover! (Starts faster than other build-up removers!). Before. After. SC Johnson. A family company. Safe for toilets & septic systems! Uses natural enzymes to help: Unclog build-up; clear clogs & slow drains. Safe for all pipes, toilets & septic systems. Solution Finder: Standing Water: Clog Destroyers: Max Gel. Hair Clog: Clog Destroyers: Max gel. Grease Clog: Clog Destroyers: Kitchen granules and kitchen gel. Slow Drain: Drain Cleaners: Buildup remover; dual-force foamer. Clog Destroyers: Max gel; kitchen granules and kitchen gel. Odors: Drain Cleaners: Dual-force foamer. Toilet & Septic Systems: Drain Cleaners: Buildup remover. A family company since 1886. - Fisk Johnson.