--- product_id: 63143929 title: "RYDLYME Biodegradable Descaler Tankless Water Heater Cleaning Kit (RTK)" brand: "rydlyme" price: "R15395" currency: ZAR in_stock: true category: "Rydlyme" url: https://www.desertcart.co.za/products/63143929-rydlyme-biodegradable-descaler-tankless-water-heater-cleaning-kit-rtk store_origin: ZA region: South Africa --- # cleans in under 30 minutes 100% biodegradable formula NSF/ANSI 60 certified safe for potable systems RYDLYME Biodegradable Descaler Tankless Water Heater Cleaning Kit (RTK) **Brand:** rydlyme **Price:** R15395 **Availability:** ✅ In Stock ## Summary > ♻️ Clean smarter, not harder — scale doesn’t stand a chance! ## Quick Answers - **What is this?** RYDLYME Biodegradable Descaler Tankless Water Heater Cleaning Kit (RTK) by rydlyme - **How much does it cost?** R15395 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.co.za](https://www.desertcart.co.za/products/63143929-rydlyme-biodegradable-descaler-tankless-water-heater-cleaning-kit-rtk) ## Best For - rydlyme enthusiasts ## Why This Product - Trusted rydlyme brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Rapid Scale Removal:** Dissolves up to 2.2 pounds of calcium carbonate scale per gallon, cleaning your system up to 12x faster than competitors. - • **Plug & Play Cleaning:** Complete kit with everything you need—just mix, connect, and circulate for a hassle-free deep clean in under 30 minutes. - • **Eco-Friendly Powerhouse:** Harness the strength of a 100% biodegradable, non-corrosive descaler that’s safe for your equipment and the planet. - • **Certified Safe & Reliable:** NSF/ANSI 60 certified and ISO 9001 manufactured, ensuring top-tier safety and quality for potable water systems. - • **Trusted Industry Standard:** Backed by 75+ years of proven performance in commercial, residential, and institutional settings worldwide. ## Overview The RYDLYME Biodegradable Descaler Tankless Water Heater Cleaning Kit (RTK) is a fast-acting, non-corrosive liquid descaler designed to dissolve tough mineral deposits like lime, rust, and calcium carbonate. It’s 100% biodegradable, NSF/ANSI 60 certified for potable water systems, and cleans tankless water heaters in under 30 minutes. Trusted for over 75 years, this kit includes all necessary components for easy, effective maintenance, making it the go-to solution for professionals seeking efficient, eco-conscious water heater care. ## Description The RYDLYME Tankless Water Heater Cleaning Kit (RTK) provides you with all the necessary equipment and materials, including two bottles of RYDLYME for TWO tankless water heater cleanings! Just pour (1) quart of RYDLYME and (1) gallon of water into the bucket, connect the hoses to your tankless water heater's isolation valves, turn on the pump and circulate. It’s that simple! RYDLYME Biodegradable Descaler is a scientific liquid descaler specifically designed to dissolve water scale, lime, mud, rust and other mineral deposits. The most capable descaler on the market, RYDLYME can dissolve up to 2.2 POUNDS of calcium carbonate scale per gallon. Plus, its rapid reaction completes cleaning up to 12 TIMES faster than other chemicals. For over 75 years, RYDLYME has been trusted and successfully utilized in commercial, residential, institutional and governmental facilities! ## Features - 100% BIODEGRADABLE WITHOUT NEUTRALIZATION! - IN STOCK! READY TO SHIP! NON-HAZARDOUS! NON-CORROSIVE! - FAST-ACTING! CLEAN YOUR SYSTEM IN LESS THAN 30 MINUTES! - SAFE ON METALS & MATERIALS FOUND IN WATER-OPERATED EQUIPMENT! - NSF/ANSI 60 CERTIFIED FOR USE IN POTABLE SYSTEMS! ISO 9001 MFG. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B01N6V4857 | | ASIN | B01N6V4857 | | Best Sellers Rank | #764,761 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #763 in Water Heaters | | Brand Name | RYDLYME | | Customer Reviews | 5.0 5.0 out of 5 stars (1) | | Date First Available | January 24, 2017 | | Item Form | Liquid | | Item Weight | 15 pounds | | Item Weight | 15 pounds | | Item model number | RTK 350 | | Manufacturer | Apex Engineering Products Corporation | | Manufacturer | Apex Engineering Products Corporation | | Material Feature | Biodegradable Warning | | Material Features | Biodegradable | | Model Number | RTK 350 | | Number of Items | 1 | | Part Number | RTK 350 | | Scent | Lemon | | Size | 64 Fl Oz (Pack of 1) | | Surface Recommendation | Metal, Plastic | | UPC | 635238000012 | | Unit Count | 64 Fluid Ounces | ## Product Details - **Brand:** RYDLYME - **Item Form:** Liquid - **Material Feature:** Biodegradable - **Scent:** Lemon - **Unit Count:** 64 Fluid Ounces ## Images ![RYDLYME Biodegradable Descaler Tankless Water Heater Cleaning Kit (RTK) - Image 1](https://m.media-amazon.com/images/I/91ZHyU7HIUL.jpg) ## Frequently Bought Together - RYDLYME Biodegradable Descaler Tankless Water Heater Cleaning Kit (RTK) - Superior Pump 91250 1800GPH Thermoplastic Submersible Utility Pump with 10-Foot Cord, 1/4 HP - J.C. Whitlam FLOW32 Flow-Aide System Descaler ,32 ounces (1 quart) , White --- ## 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.za/products/63143929-rydlyme-biodegradable-descaler-tankless-water-heater-cleaning-kit-rtk](https://www.desertcart.co.za/products/63143929-rydlyme-biodegradable-descaler-tankless-water-heater-cleaning-kit-rtk) --- *Product available on Desertcart South Africa* *Store origin: ZA* *Last updated: 2026-09-12*