--- product_id: 38825583 title: "Down John Once-A-Year Septic Tank Treatment, Live Bacteria Enzyme Cleaner" brand: "down john" price: "€ 164.59" currency: EUR in_stock: true category: "Down John" url: https://www.desertcart.sk/products/38825583-down-john-once-a-year-septic-tank-treatment-live-bacteria store_origin: SK region: Slovakia --- # All Natural 3-Part Concentrate Live Bacteria Down John Once-A-Year Septic Tank Treatment, Live Bacteria Enzyme Cleaner **Brand:** down john **Price:** € 164.59 **Availability:** ✅ In Stock ## Summary > 💰 Save money, breathe easy, and go green! ## Quick Answers - **What is this?** Down John Once-A-Year Septic Tank Treatment, Live Bacteria Enzyme Cleaner by down john - **How much does it cost?** € 164.59 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.sk](https://www.desertcart.sk/products/38825583-down-john-once-a-year-septic-tank-treatment-live-bacteria) ## Best For - down john enthusiasts ## Why This Product - Trusted down john brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Odor-Free Living:** Say goodbye to unpleasant smells and backups! - • **Once-a-Year Wonder:** Just one application for a full year of freshness! - • **Eco-Friendly Formula:** Binds toxins and reduces greenhouse gases! - • **Revitalize Your System:** Revives plugged systems and enhances absorption! - • **Save Big on Maintenance:** Slash pump-out costs and avoid costly repairs! ## Overview The Down John (Once-A-Year) Septic Tank Treatment is a powerful 3-part concentrate designed to maintain your septic system with just one application per year. This all-natural treatment contains live bacteria, carbon, and enzymes that eliminate odors, prevent backups, and improve drain field absorption while also reducing harmful toxins and greenhouse gases. ## Description desertcart.com: Down John Once-A-Year Septic Tank Treatment, Live Bacteria Enzyme Cleaner | 1 Year Supply, Improves Drain Field Absorption, Cleans Septic Lines, Odor Neutralizer, Septic System Treatment : Health & Household ## Features - A 3 Minute Treatment That Works All Year! Take 1 minute a day over 3 days to flush each eco-friendly product component down your toilet. Create a powerful safe matrix inside your tank in which trillions of living bacteria & septic tank enzymes thrive and multiply, working tirelessly to digest and continually clear your entire septic tank and system. Unlike short-lived monthly treatments, DOWN JOHN's performance peaks in the first three months, maintaining maximum peak digestion for over a year! - Remove Odor & Grease Cap in Days: One pack of DOWN JOHN Septic Tank Treatment withstands the toxic effects of household products such as detergents, bleach, soaps and antibiotics. It will then digest solids and sludge, toilet paper/paper-based products, and grease or oils in a standard 1000-gallon septic system, removing odor in days. Whether you are saving a struggling system or maintaining an apparent asymptomatic one, DOWN JOHN has been intentionally formulated with all of this in mind. - Restore Drain Field & Avoid Expensive Repairs: Data-proven to revive your entire septic system, DOWN JOHN is based on biological science principles that for over 20 years have proven to work. Live bacteria and digestive septic enzymes travel from your septic tank into your drain lines and drain field unclogging and cleaning out as they go. Blockages are broken down in lines and soil, restoring healthy flow and improving absorption, which could save you THOUSANDS in unexpected major repairs. - Save Money & Time: Save hundreds on yearly pump-outs using this powerful once-a-year-only septic tank additive. Live worry-free for less than $6/month with a product whose powerful digestive performance peaks in the first 3 months and lasts over 12 months! Use SUBSCRIBE & SAVE to save up to 10% OFF! The perfect septic maintenance product for commercial and residential septic tanks. Shelf life of 5 years. Sold across the US to THOUSANDS of satisfied customers! - Give Back to the Environment: DOWN JOHN prohibits the formation of nitrates. All DOWN JOHN Septic Tank Treatment components are 100% naturally-occurring, non-toxic and non-corrosive ingredients that are easy to use, safe for you, your children, and your animals. The run-off into your leach field is an excellent N-P-K fertilizer. Odor-free, bacteria-rich and non-toxic, DOWN JOHN effluent is full of valuable nutrients and fixed organic nitrogen that enriches soil and promotes grass growth! ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B00F3M0M1M | | Best Sellers Rank | #116,322 in Health & Household ( See Top 100 in Health & Household ) #61 in Septic Tank Treatments | | Brand | DOWN JOHN | | Brand Name | DOWN JOHN | | Customer Reviews | 4.4 out of 5 stars 802 Reviews | | Global Trade Identification Number | 00094922640062 | | Item Form | Liquid, Powder | | Item Weight | 13 ounces | | Liquid Volume | 2 fluid ounces | | Manufacturer | ENSOL, LLC | | Model Number | DJ-12 | | Number of Items | 1 | | Part Number | DJ-12 | | Product Benefits | Eliminates Odor, Revives Plugged Systems, Removes Sludge, Dissolves Grease, Improves Drain Field Absorption Product Benefits Eliminates Odor, Revives Plugged Systems, Removes Sludge, Dissolves Grease, Improves Drain Field Absorption See more | | Scent | Odorless | | State of Matter | Liquid | | State of matter | Liquid | | UPC | 094922640062 | | Unit Count | 1 Count | ## Product Details - **Brand:** DOWN JOHN - **Scent:** Odorless - **Item Weight:** 13 Ounces - **State of matter:** Liquid - **Product Benefits:** Eliminates Odor, Revives Plugged Systems, Removes Sludge, Dissolves Grease, Improves Drain Field Absorption ## Images ![Down John Once-A-Year Septic Tank Treatment, Live Bacteria Enzyme Cleaner - Image 1](https://m.media-amazon.com/images/I/517-M9JmoVL.jpg) ![Down John Once-A-Year Septic Tank Treatment, Live Bacteria Enzyme Cleaner - Image 2](https://m.media-amazon.com/images/I/51hNHsu3xsL.jpg) ![Down John Once-A-Year Septic Tank Treatment, Live Bacteria Enzyme Cleaner - Image 3](https://m.media-amazon.com/images/I/5170KpabzoL.jpg) ![Down John Once-A-Year Septic Tank Treatment, Live Bacteria Enzyme Cleaner - Image 4](https://m.media-amazon.com/images/I/61liZj1Iy8L.jpg) ![Down John Once-A-Year Septic Tank Treatment, Live Bacteria Enzyme Cleaner - Image 5](https://m.media-amazon.com/images/I/61JTKIEC+fL.jpg) ## Frequently Bought Together - Down John (Once-A-Year) Septic Tank Treatment | 1 Year Supply | 3-Part Concentrate Live Bacteria, Carbon & Enzyme Treatment | Odor Neutralizer | Cleans Septic Lines & Improves Drain Field Absorption - Septic Tank Treatment - 1 Year Supply of Septic Safe Dissolvable Easy Flush Live Bacteria Packets (12 Count) - Best Way to Prevent Expensive Sewage Backups - Made in USA - Roebic K-570-Q 32-Ounce Leach And Drain Field Opener Concentrate - Environmentally Friendly and Biodegradable Solution --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.sk/products/38825583-down-john-once-a-year-septic-tank-treatment-live-bacteria](https://www.desertcart.sk/products/38825583-down-john-once-a-year-septic-tank-treatment-live-bacteria) --- *Product available on Desertcart Slovakia* *Store origin: SK* *Last updated: 2026-10-03*