The #1 brand of septic system treatment in Canada*, SeptoBac® offers these convenient, dissolvable, ECOLOGO certified septic-pacs. The concentrated, pre-measured pacs offer continuous treatment as billions of specialized bacteria are introduced monthly to help accelerate digestion of both organic and difficult-to-degrade septic waste. SeptoBac® also contains microbial nutrients that stimulate bacterial growth and help maintain a healthy septic system. SeptoBac® is safe for all septic systems and holding tanks including boats and RVs. Other uses include composts, cesspools, chemical toilets and outside toilets.