FAST ACTING FORMULA - Our professional strength formula is fast acting and can quickly unclog drains SAFE FOR PIPES & SEPTIC SYSTEMS - Fumeless Drain Opener is safe for all types of pipes, including PVC, and septic systems. It won't harm your plumbing or cause any damage to your home. EASY TO USE - Simply pour the Fumeless Drain Opener into the clogged drain and let it work its magic! It's easy to use and will get rid of even the toughest clogs in no time. PROFESSIONAL STRENGTH - Our drain opener is a powerful, professional strength formula that will quickly break down grease, hair, soap scum, food particles, and other organic matter that can cause clogs in your drains. MULTIPURPOSE USE - Fumeless Drain Opener can be used on sinks, bathtubs, showers, toilets and more! Get rid of all those pesky clogs with one product. Quality Chemical's Fumeless Drain Opener is a professional strength, fast-acting formula designed to quickly and safely clear clogged drains. This powerful drain cleaner works on all types of pipes, septic systems and blocked drains including sinks, bathtubs and kitchen sinks. Won't damage pipes while still giving you the power to get rid of those stubborn clogs! The Fumeless Drain Opener is an effective solution for clearing out any type of drain clog. With its easy-to-use design it's perfect for both professional plumbers as well as everyday homeowners who need help with their drainage problems!