--- product_id: 48080986 title: "Ultimate Chlorine Tablets 50 x 20g for Hot Tubs, Spa, Swimming Pools. 1kg FREE EXPRESS DELIVERY UK Mainland Only" brand: "crystal clear" price: "฿3370" currency: THB in_stock: true reviews_count: 8 category: "Crystal Clear" url: https://www.desertcart.co.th/products/48080986-ultimate-chlorine-tablets-50-x-20g-for-hot-tubs-spa store_origin: TH region: Thailand --- # 3-5 day slow, steady chlorine release 90% pure trichlor for crystal-clear water UV resistant formula prevents chlorine loss Ultimate Chlorine Tablets 50 x 20g for Hot Tubs, Spa, Swimming Pools. 1kg FREE EXPRESS DELIVERY UK Mainland Only **Brand:** crystal clear **Price:** ฿3370 **Availability:** ✅ In Stock ## Summary > 💦 Keep your water sparkling, safe, and stress-free—because your spa deserves the best! ## Quick Answers - **What is this?** Ultimate Chlorine Tablets 50 x 20g for Hot Tubs, Spa, Swimming Pools. 1kg FREE EXPRESS DELIVERY UK Mainland Only by crystal clear - **How much does it cost?** ฿3370 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.co.th](https://www.desertcart.co.th/products/48080986-ultimate-chlorine-tablets-50-x-20g-for-hot-tubs-spa) ## Best For - crystal clear enthusiasts ## Why This Product - Trusted crystal clear brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Effortless Maintenance:** Slow-dissolving tablets maintain perfect chlorine levels for up to 5 days - • **Sunlight-Proof Formula:** UV resistance keeps chlorine stable, reducing frequent dosing - • **Premium 90% Trichlor Power:** Delivers superior disinfection and sparkling clarity every time - • **Bulk Value with Fast Delivery:** Generous 1kg pack with FREE express UK mainland delivery—never run out - • **Universal Spa & Pool Compatibility:** Perfect for hot tubs, spas, swimming pools, and even paddling pools ## Overview CRYSTAL CLEAR Ultimate Chlorine Tablets provide a premium 90% trichlor formula that disinfects and stabilizes water in hot tubs, spas, and pools. Designed for slow, even dissolution over 3-5 days with UV resistance, these tablets ensure long-lasting chlorine levels and crystal-clear water. The 1kg pack offers excellent value and comes with free express delivery across the UK mainland. ## Description Great prices on your favourite Gardening brands, and free delivery on eligible orders. Review: Quality product - Great product, a lot of tablets provided compared to other big brand companies, the product delivers on what it promises clearing up the water keeping it look fresh and clean. The tablets start working after couples outs of submerging so it’s quick to work. Would recommend. Review: Good value for money - Excellent. Does the job at the right price. ## Features - Causes serious eye irritation. - Harmful if swallowed. - May cause respiratory irritation. - May intensify fire; oxidiser. - Very toxic to aquatic life with long lasting effects. - PREMIUM CHLORINE TABLETS: Our Crystal Clear 90% trichlor ultimate chlorine tablets offer a highly effective and simple disinfection solution to sanitise and stabilise your water whilst killing off viruses and bacteria to ensure safe bathing. - CRYSTAL CLEAR CLARITY: Our unrivalled market leading quality tablets offer guaranteed purification with only highest grade chlorine which not only disinfects, but also will freshen the water to make it sparkle back to life. - EASY TO USE: Our easy to use hot-tub tabs can be used with floating dispensers, floating skimmers and chlorine feeders for a super simple chlorine water treatment solution for all types of Spa, Pool or Tub. - SLOW RELEASE / UV RESISTANT: Our swimming pool chlorine tablets will dissolve slowly and evenly over 3-5 days giving a steady replacement of chlorine loss to maintain optimal safe bathing levels without hassle. With a special UV resistant formula also prevents chlorine loss caused by sunlight which helps towards easier water balancing and maintenance of chlorine levels. - HOT TUB / POOL / SPA: Our versatile chlorine tablets are suitable for use in all water conditions and types of home leisure... from paddling pools all the way through to swimming pools Crystal Clear chlorine tablets have you covered. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B074L7FB2Y | | Benefits | Kills Bacteria | | Best Sellers Rank | 2,788 in Garden ( See Top 100 in Garden ) 17 in Chlorine | | Brand Name | CRYSTAL CLEAR | | Customer Reviews | 4.6 4.6 out of 5 stars (1,478) | | Item Form | Tablet | | Item Weight | 1 Kilograms | | Manufacturer | Stellar Life LTD | | UPC | 660042213266 | | Unit Count | 1000 gram | ## Product Details - **Brand:** CRYSTAL CLEAR - **Item form:** Tablet - **Item weight:** 1 Kilograms - **Product benefits:** Kills Bacteria - **UPC:** 660042213266 ## Images ![Ultimate Chlorine Tablets 50 x 20g for Hot Tubs, Spa, Swimming Pools. 1kg FREE EXPRESS DELIVERY UK Mainland Only - Image 1](https://m.media-amazon.com/images/I/717mTQXDprL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Quality product *by M***I on 1 July 2025* Great product, a lot of tablets provided compared to other big brand companies, the product delivers on what it promises clearing up the water keeping it look fresh and clean. The tablets start working after couples outs of submerging so it’s quick to work. Would recommend. ### ⭐⭐⭐⭐⭐ Good value for money *by D***M on 30 October 2025* Excellent. Does the job at the right price. ### ⭐⭐⭐⭐⭐ Hot tub chlorine *by J***E on 25 October 2025* Works well ## Frequently Bought Together - CRYSTAL CLEAR Ultimate Chlorine Tablets 50 x 20g for Hot Tubs, Spa, Swimming Pools. 1kg FREE EXPRESS DELIVERY UK Mainland Only - Bestway Floating Chemical Dispenser for Hot Tubs and Swimming Pools, 5 inch Chlorine Tablet Holder, Multi-Functional Chlorine Tablet Dispenser - Clearwater Hot Tub, Pool and Spa Test Strips x 50-3 in 1 - Measures Chlorine, PH and Total Alkalinity --- ## 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.th/products/48080986-ultimate-chlorine-tablets-50-x-20g-for-hot-tubs-spa](https://www.desertcart.co.th/products/48080986-ultimate-chlorine-tablets-50-x-20g-for-hot-tubs-spa) --- *Product available on Desertcart Thailand* *Store origin: TH* *Last updated: 2026-04-28*