--- product_id: 791035725 title: "Spotless Water Systems - DIW-20, Simple Window, Solar Panel, RV & Car Wash System, Works for All Vehicles, Motorcycles, Bikes, Boats, Planes, Yachts, Towel Drying Eliminated" brand: "cr spotless water systems" price: "FREE" currency: GBP in_stock: false url: https://www.desertcart.co.uk/products/791035725-spotless-water-systems-diw-20-simple-window-solar-panel-rv store_origin: GB region: United Kingdom --- # 300 gallons mineral-free water Battery-powered TDS purity meter Rust-resistant powder-coated mount Spotless Water Systems - DIW-20, Simple Window, Solar Panel, RV & Car Wash System, Works for All Vehicles, Motorcycles, Bikes, Boats, Planes, Yachts, Towel Drying Eliminated **Brand:** cr spotless water systems **Price:** FREE **Availability:** ❌ Out of Stock ## Summary > 💦 Wash smarter, not harder — spot-free perfection in every drop! ## Quick Answers - **What is this?** Spotless Water Systems - DIW-20, Simple Window, Solar Panel, RV & Car Wash System, Works for All Vehicles, Motorcycles, Bikes, Boats, Planes, Yachts, Towel Drying Eliminated by cr spotless water systems - **How much does it cost?** FREE with free shipping - **Is it available?** Currently out of stock - **Where can I buy it?** [www.desertcart.co.uk](https://www.desertcart.co.uk/products/791035725-spotless-water-systems-diw-20-simple-window-solar-panel-rv) ## Best For - cr spotless water systems enthusiasts ## Why This Product - Trusted cr spotless water systems brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Save Time & Money:** Cut down on drying and detailing costs by simply washing, rinsing, and walking away with spot-free results. - • **Smart & Portable Setup:** Compact, wall-mounted design with all accessories included for easy installation and mobility. - • **Pro-Grade De-Ionization:** Two 20-inch resin cartridges deliver up to 300 gallons of pure, mineral-free water for flawless rinsing. - • **Spotless Finish, Every Time:** Eliminates hard water spots so your vehicle and solar panels shine like new without towel drying. - • **Real-Time Water Quality Check:** Battery-powered TDS meter ensures your water is perfectly purified before every wash. ## Overview The CR Spotless DIW-20 is a compact, wall-mounted de-ionizing water system designed to remove minerals from your water supply, producing up to 300 gallons of spot-free, mineral-free water. Ideal for washing vehicles, solar panels, and windows, it features two replaceable 20-inch resin cartridges, a battery-powered TDS meter for water purity monitoring, and a rust-resistant mount. This system lets you air dry without spots, saving time and money while delivering professional-grade results at home. ## Description Hard water spots can destroy your vehicle’s finish. We know. That’s why we created a de-ionizing system that takes out all of the minerals in your water so you can just WASH, RINSE, and WALK AWAY! With a CR Spotless Water System, you can let your car air dry and not leave any spots behind. Besides cars, de-ionized water is perfect for washing and SPOT-FREE rinsing of your RV, boat, golf cart, motorcycle, and house windows, too! De-ionized water is the secret sauce that detailers, car washes, and window cleaners have used for decades. CR Spotless was the first to make the same technology available to homeowners in an affordable, compact, and portable system. Work smarter, not harder and spend less time and money to get the same professional looking results. The DIW-20 comes complete with 2 20 inch wall mounted cartridges containing a mixed bed of de-ionizing resin that will produce approximately 200 gallons of mineral-free water based on an average TDS level of 200 ppm. Depending on the quality of the water where you live, you can get between 75 and 1000 gallons of deionized water from one resin cartridge. All CR Spotless Water Systems also include a battery operated TDS meter that will measure the quality of the water coming out of the system. Includes two 20-inch wall mounted de-ionizing resin cartridges, Stainless Steel input Line, filter wrench, Spray nozzle, and battery operated water Purity Indicator - 1 Year ## Features - Hard water spots can destroy your vehicle’s finish, reduce efficiency with solar panels, and create a dirty appearance on windows. We know. That’s why we created a de-ionizing system that takes out all of the minerals in your water so you can just WASH, RINSE, and WALK AWAY! - With a CR Spotless Water System, you can let your vehicle, windows, and solar panels, air dry and not leave any spots behind. De-ionized water is the secret sauce that detailers, car washes, and solar / window cleaners have used for decades. - CR Spotless was the first to make the same technology available to homeowners in an affordable, compact, and portable system. Work smarter, not harder and spend less time and money to get the same professional looking results. - The DIW-20 provides approximately 300 gallons of mineral-free, de-ionized water based on your water input quality. It consists of two 20 inch de-ionization housings that feature replaceable (or refillable) cartridges that simply slide into the watertight tubes. - The entire unit is mounted on a powder coated, rust resistant wall mount that makes it convenient to mount in your desired location. Ships with all the parts and accessories needed to start rocking and rolling with all the spare time created by your CR Spotless deionized water system. ## Technical Specifications | Specification | Value | |---------------|-------| | Manufacturer | CR Spotless | | Part number | DIW-20 | | Item Weight | 12.2 kg | | Product Dimensions | 38.1 x 38.1 x 63.5 cm; 12.25 kg | | Batteries | 2 LR44 batteries required. (included) | | Item model number | DIW-20 | | Size | DIW-20 | | Colour | Blue, Black | | Style | Wall Mounted | | Power source type | Battery Powered | | Installation method | Wall Mounted | | Item Package Quantity | 1 | | Flow rate | 2.5 Gallons Per Minute | | Special Features | Portable | | Batteries included? | Yes | | Batteries Required? | No | | Battery Cell Type | Alkaline | ## Product Details - **Brand:** CR Spotless Water Systems - **Special feature:** Portable - **Product dimensions:** 38.1L x 38.1W x 63.5H centimetres - **Material:** Resin, Stainless Steel - **Capacity:** 300 gallons - **Included components:** 20" wall system, TDS meter, stainless hose, wrench, nozzle, 2 filter cartridges - **Package information:** Cartridge - **Installation type:** Wall Mounted - **Purification method:** Deionization - **Power source:** Battery Powered ## Images ![Spotless Water Systems - DIW-20, Simple Window, Solar Panel, RV & Car Wash System, Works for All Vehicles, Motorcycles, Bikes, Boats, Planes, Yachts, Towel Drying Eliminated - Image 1](https://m.media-amazon.com/images/I/610ruOmvXXL.jpg) ![Spotless Water Systems - DIW-20, Simple Window, Solar Panel, RV & Car Wash System, Works for All Vehicles, Motorcycles, Bikes, Boats, Planes, Yachts, Towel Drying Eliminated - Image 2](https://m.media-amazon.com/images/I/61gocM7rkvL.jpg) ![Spotless Water Systems - DIW-20, Simple Window, Solar Panel, RV & Car Wash System, Works for All Vehicles, Motorcycles, Bikes, Boats, Planes, Yachts, Towel Drying Eliminated - Image 3](https://m.media-amazon.com/images/I/61NWFbCBBzL.jpg) ![Spotless Water Systems - DIW-20, Simple Window, Solar Panel, RV & Car Wash System, Works for All Vehicles, Motorcycles, Bikes, Boats, Planes, Yachts, Towel Drying Eliminated - Image 4](https://m.media-amazon.com/images/I/71XYdX2VsNL.jpg) ![Spotless Water Systems - DIW-20, Simple Window, Solar Panel, RV & Car Wash System, Works for All Vehicles, Motorcycles, Bikes, Boats, Planes, Yachts, Towel Drying Eliminated - Image 5](https://m.media-amazon.com/images/I/41Hi0VyCgNL.jpg) --- ## 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.co.uk/products/791035725-spotless-water-systems-diw-20-simple-window-solar-panel-rv](https://www.desertcart.co.uk/products/791035725-spotless-water-systems-diw-20-simple-window-solar-panel-rv) --- *Product available on Desertcart United Kingdom* *Store origin: GB* *Last updated: 2026-05-30*