Up to 64 enzyme treatments. Maintain your drain. For: Sinks & toilets, showers, drains, garbage disposals, grease traps. Enzymes remove years of build-up prevents clogs and restores flow. Build-up within days with monthly treatments. Safe for all pipes and septic systems. Concentrated enzyme treatment dissolves years of build up inside pipes. Safe for all pipes. For Use in: Sinks & toilets, shower, drains, garbage disposals, and grease traps. No phosphates. www.zepcommercial.com. Free e-mail reminder! Visit www.zepcommercial.com to sign up for monthly reminders. Questions? 1-888-805-Help. For tough grease clogs, use Zep liquid, gel or crystal drain openers. For hair clogs, use Zep 10 minute hair clog remover. Made in the USA.