--- product_id: 5702783 title: "Thetford Fresh Water Tank Sanitizer Detergent and Treatment, 2 x 24 oz Bottles - 36662" brand: "thetford" price: "€ 86.88" currency: EUR in_stock: true category: "Thetford" url: https://www.desertcart.hr/products/5702783-thetford-fresh-water-tank-sanitizer-detergent-and-treatment-2-x store_origin: HR region: Croatia --- # Kills 99% harmful bacteria 2-step easy sanitizing system Versatile for RVs, campers & boats Thetford Fresh Water Tank Sanitizer Detergent and Treatment, 2 x 24 oz Bottles - 36662 **Brand:** thetford **Price:** € 86.88 **Availability:** ✅ In Stock ## Summary > 💧 Stay fresh, stay safe — wherever your journey takes you! ## Quick Answers - **What is this?** Thetford Fresh Water Tank Sanitizer Detergent and Treatment, 2 x 24 oz Bottles - 36662 by thetford - **How much does it cost?** € 86.88 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.hr](https://www.desertcart.hr/products/5702783-thetford-fresh-water-tank-sanitizer-detergent-and-treatment-2-x) ## Best For - thetford enthusiasts ## Why This Product - Trusted thetford brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Trusted & Proven:** Highly rated with 4.5 stars and a top choice for health-conscious travelers and professionals. - • **Versatility on the Go:** Perfect for RVs, trailers, campers, boats, and any hard, non-porous surfaces needing fresh water care. - • **Effortless 2-Part System:** Simple detergent + sanitizer combo cleans deeply without bleach or harsh chemicals. - • **Ultimate Freshwater Protection:** Sanitizes tanks & plumbing to eliminate Staph, E-Coli & Listeria for safe water everywhere. - • **No Smell, No Taste, No Compromise:** Leaves your water fresh and pure without any chemical aftertaste or odor. ## Overview Thetford Fresh Water Tank Sanitizer is a concentrated, bleach-free 2-step detergent and sanitizer system designed to clean and disinfect freshwater tanks and plumbing in RVs, campers, boats, and other portable water systems. It kills 99% of harmful bacteria including Staphylococcus, E-Coli, and Listeria, leaving no chemical taste or odor, ensuring safe, fresh water on the go. ## Description Thetford's Fresh Water Tank Sanitizer is an easy-to-use 2-part system designed for cleaning and sanitizing fresh water tanks and plumbing on RVs, trailers, campers, boats, water coolers, coolers, ice machines, refrigerators, ice chests, or any washable hard, non-porous surfaces.Step 1: Clean with the detergentEmpty the tank and add 1 ounce of concentrated detergent solution to the fresh water tank for every 4 gallons of tank capacity.Fill the tank with water and run the diluted detergent through each faucet, shower, and water outlet for 1 minute or more.Empty the tank and rinse the faucet lines and tank by running fresh water through them.Step 2: Sanitize the waterShut off incoming water line and prepare a solution of 2 ounces of product per 8 gallons of water.Apply or circulate solution to wet all surfaces, allowing it a minimum contact of 60 seconds.Drain the solution and return to service by reopening incoming water lines.The treatment is effective even in hard water and will not leave grit or soap scum. Not a drinking water additive. ## Features - [VERSATILITY]: Thetford's Fresh Water Tank Sanitizer works in RVs, trailers, campers, and boats - [FUNCTIONALITY]: Cleans and sanitizes the inside of the freshwater tanks and the plumbing - [UTILITY]: Kills 99% of the harmful bacteria, including Staphilococcus, E-Coli, Listeria, and other micro-organisms - [CONVENIENCE]: Easy-to-use 2-part system for cleaning and sanitizing the fresh water tank - [SAFETY]: Free of bleach and chlorine, leaves no smell or taste ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B001TIV1KA | | Best Sellers Rank | #83,856 in Health & Household ( See Top 100 in Health & Household ) #243 in Hand Sanitizers | | Brand Name | Thetford | | Customer Reviews | 4.5 4.5 out of 5 stars (661) | | Included Components | Thetford Fresh Water Tank Sanitizer Detergent and Sanitizer Treatment, 2 x 24 oz | | Item Form | Liquid | | Item Type Name | Thetford Fresh Water Tank Sanitizer Detergent and Sanitizer Treatment, 2 x 24 oz | | Item Volume | 24 fluid ounces | | Item Weight | 5.92 ounces | | Manufacturer | Thetford | | Model Number | 36662 | | Number of Items | 2 | | Part Number | 36662 | | Scent | Fresh | | Size | 24 Fl Oz (Pack of 2) | | Special Features | Concentrated | | Specific Uses For Product | Faucet, Refrigerator, Shower | | Surface Recommendation | Shower | | UPC | 028985366621 | | Unit Count | 48 Fluid Ounces | | Warranty Description | Warranty | ## Product Details - **Brand:** Thetford - **Item Form:** Liquid - **Item Volume:** 24 fluid ounces - **Scent:** Fresh - **Specific Uses For Product:** Faucet, Refrigerator, Shower ## Images ![Thetford Fresh Water Tank Sanitizer Detergent and Treatment, 2 x 24 oz Bottles - 36662 - Image 1](https://m.media-amazon.com/images/I/61v903G84sL.jpg) ## Frequently Bought Together - Thetford Fresh Water Tank Sanitizer Detergent and Sanitizer Treatment, 2 x 24 oz bottles - Thetford 36662 - RV Inline Sanitizer - The Easiest way to HELP YOU disinfect your RV Fresh Water Tank, NO MESS, NO MOVING PART, just connect with the Hose and add Bleach - Camco Tastepure RV Water Filter - New & Advanced RV Inline Water Filter with Flexible Hose Protector - GAC & KDF Filtration - Made in USA - Camping Essentials for Fresh Drinking Water (40043) --- ## 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.hr/products/5702783-thetford-fresh-water-tank-sanitizer-detergent-and-treatment-2-x](https://www.desertcart.hr/products/5702783-thetford-fresh-water-tank-sanitizer-detergent-and-treatment-2-x) --- *Product available on Desertcart Croatia* *Store origin: HR* *Last updated: 2026-09-22*