BIO-ACTIVE Septic Tank Treatment destroys and liquefies waste in septic tanks and cesspools by using powerful, natural ingredients. Use monthly to overcome the destructive effects of regularly used household products such as bleach, detergents, and chemicals. The water-soluble packet is easy to use. Just drop it into your toilet monthly to add billions of septic specific enzymes and bacteria back into your septic system. BIO-ACTIVE helps keep septic tanks and drain fields working efficiently and maximizes tank capacity. It also aids in the prevention of clogs. BIO-ACTIVE Septic Treatment comes in a recyclable package that includes 12 water-soluble sachets â one for each month of the year. Each monthly BIO-ACTIVE septic sachet is suitable for up to a 1500-gallon septic tank. This BIO-ACTIVE Tank Treatment now comes in Walex's industry first recyclable packaging. Since it is crucial to minimize environmental impact, Walex now gives the consumer the option to recycle their packaging.• Easy to use â just drop it in• 12 packets per bag equals a 1-year supply• Packed with powerful bacteria and enzymes• Helps prevent back-ups, overflows, and bad odors• Safe for all plumbing• New recyclable packaging Easy-to-use water-soluble packet Helps prevent back-ups, overflows, and bad odors Includes 12 sachets (one for each month) in a new recyclable package | Bio-Active Eco-Friendly Septic Tank Treatment, 12 packets