Powerful and safer to use environmentally friendly drain freshener and clog preventer Enzyme based formula works overnight to clear slow drains and replace bad smells with a pleasant citrus fragrance Regular use maintains drains and keeps drains running smoothly Plumbing and septic safe Environmentally Friendly, Guaranteed to Work Powerful and Sustainable Designed to Maintain your Drains by Removing the Build-Up that Cause Clogs Freshen your Drain with a Clean, Citrus Scent With Regular Use, Prevents Slow Running Drains