Professional strength. Safe for disposals. Don't get caught without it! Specially formulated for use in kitchens; Safe for disposals (For garbage disposals, follow same usage direction and flush with disposal running. Avoid all splashing. Do not use with plunger or in toilets.), all pipes (PVC, plastic, copper, old pipes) and septic systems; Reaches deep to remove grease and gunk, Neutralizes odors with a clean, fresh scent. Contains no phosphorus.