Pour the PORT | Septic Tank Treatment Subscription

Pour the PORT is a simple septic tank treatment subscription program to maintain your septic system. Every four months, you will receive four bottles of PORT. You will receive one quart and three 8 ounce bottles. Upon arrival, simply pour the quart down your drain or toilet. After the initial application, pour one 8 ounce bottle down your drain or toilet each month. The quart will shock the system, and the 8 ounce bottles will maintain a happy system. Benefits of Pour the PORT: Breaks down human waste and toilet paper easily Uses beneficial bacteria—not harsh chemicals—to break down waste Eliminates unpleasant odors instead of covering them up with chemical additives Keeps your drain field safe for your pets and kids to play in PORT is also available outside of the subscription program in larger sizes. Shop more PORT options here. PORT is a USDA Certified Biobased Product®. This means that it's made of primarily biological products and therefore considered an alternative to petroleum-derived products by the USDA.

Professional-Grade Protection

Pour the PORT is the same USDA Certified Biobased® formula trusted by National Parks, universities, and critical infrastructure for over a decade. Our advanced bacterial blend restores the natural biological balance in your septic system, preventing the dangerous buildup that leads to expensive failures.