--- product_id: 23495346 title: "Rx Clear Mega Shock | 73% Calcium Hypochlorite | Kills Algae in Swimming Pools | Works As Pool Sanitizer Clarifier and Algicide | One Pound Bags | Single Pack" brand: "rx clear" price: "₹ 3328" currency: INR in_stock: true category: "Rx Clear" url: https://www.desertcart.in/products/23495346-rx-clear-mega-shock-73-calcium-hypochlorite-kills-algae-in store_origin: IN region: India --- # 1 lb per 10,000 gal dosing - Precise pool care Nighttime application - Max performance 73% Calcium Hypochlorite - Ultra-strong sanitizer Rx Clear Mega Shock | 73% Calcium Hypochlorite | Kills Algae in Swimming Pools | Works As Pool Sanitizer Clarifier and Algicide | One Pound Bags | Single Pack **Brand:** rx clear **Price:** ₹ 3328 **Availability:** ✅ In Stock ## Summary > 💧 Shock your pool into perfection — clear, clean, and algae-free! ## Quick Answers - **What is this?** Rx Clear Mega Shock | 73% Calcium Hypochlorite | Kills Algae in Swimming Pools | Works As Pool Sanitizer Clarifier and Algicide | One Pound Bags | Single Pack by rx clear - **How much does it cost?** ₹ 3328 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.in](https://www.desertcart.in/products/23495346-rx-clear-mega-shock-73-calcium-hypochlorite-kills-algae-in) ## Best For - rx clear enthusiasts ## Why This Product - Trusted rx clear brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Algae Defense Mode:** Use 2 lbs per 14,000 gallons to beat green algae and keep your pool pristine - • **Triple-Action Power:** Sanitizes, clarifies, and kills algae for crystal-clear water - • **Nighttime Efficiency:** Apply at night and enjoy safe swimming after 8-10 hours for optimal results - • **Rapid Chlorine Boost:** High 73% calcium hypochlorite content delivers fast, effective shock treatment - • **Smart Dosing Formula:** 1 lb per 10,000 gallons ensures easy, accurate maintenance ## Overview Rx Clear Mega Shock is a powerful 73% calcium hypochlorite granular formula designed to sanitize, clarify, and eliminate algae in swimming pools. Packaged in convenient 1-pound bags, it delivers precise dosing for pools up to 10,000 gallons, with enhanced algae control when used at higher doses. Best applied at night, it ensures rapid chlorine boost and crystal-clear water, making it a must-have for pool owners seeking reliable, professional-grade maintenance. ## Description desertcart.com : Rx Clear Mega Shock | 73% Calcium Hypochlorite | Kills Algae in Swimming Pools | Works As Pool Sanitizer Clarifier and Algicide | One Pound Bags | Single Pack : Patio, Lawn & Garden ## Features - MULTI-PURPOSE - This swimming pool shock works as a strong sanitizer, clarifier, and algicide for clear blue water. - EXTRA POWER - Due to its high percentage of chlorine, Mega Shock is a very effective treatment for a quick chlorine boost. The Rx Clear Mega shock packets are chlorinating essentials. - MIX BEFORE YOU FIX - Add this granular powder to a bucket of water before you begin dissolving it in your pool. Add a 1 lb bag per 10,000 gallons of pool water for smart maintenance. - BEAT THE GREEN - Keep in your swimming pool algae free by adding 2 bags (2 lbs) of shock per 14,000 gallons of pool water. These granules work as an algaecide if your pool needs cleaning, or if you're opening for the season. - WORKS BEST AT NIGHT - Maximize performance by adding this shock to your pool at night. Wait to swim 8 to 10 hours after you start the application. Trust Rx Clear to supply reliable chemicals, supplies, and equipment for your above or in ground pool, spa or hot tub. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B00O92NRGY | | Best Sellers Rank | #19,551 in Patio, Lawn & Garden ( See Top 100 in Patio, Lawn & Garden ) #175 in Swimming Pool Chlorine | | Brand Name | Rx Clear | | Customer Reviews | 4.7 4.7 out of 5 stars (655) | | Item Form | Granular | | Item Weight | 16 ounces | | Manufacturer | Rx Clear | | Manufacturer Part Number | 204063 | | Model Number | 204063 | | Number of Items | 1 | | Product Benefits | Controls Algae | | UPC | 078399255516 | | Unit Count | 16 Ounce | ## Product Details - **Brand:** Rx Clear - **Item Form:** Granular - **Item Weight:** 16 ounces - **Product Benefits:** Controls Algae - **UPC:** 078399255516 ## Images ![Rx Clear Mega Shock | 73% Calcium Hypochlorite | Kills Algae in Swimming Pools | Works As Pool Sanitizer Clarifier and Algicide | One Pound Bags | Single Pack - Image 1](https://m.media-amazon.com/images/I/71GOpweKGhL.jpg) ![Rx Clear Mega Shock | 73% Calcium Hypochlorite | Kills Algae in Swimming Pools | Works As Pool Sanitizer Clarifier and Algicide | One Pound Bags | Single Pack - Image 2](https://m.media-amazon.com/images/I/810wWp-lyVL.jpg) ![Rx Clear Mega Shock | 73% Calcium Hypochlorite | Kills Algae in Swimming Pools | Works As Pool Sanitizer Clarifier and Algicide | One Pound Bags | Single Pack - Image 3](https://m.media-amazon.com/images/I/71f2UET1odL.jpg) ![Rx Clear Mega Shock | 73% Calcium Hypochlorite | Kills Algae in Swimming Pools | Works As Pool Sanitizer Clarifier and Algicide | One Pound Bags | Single Pack - Image 4](https://m.media-amazon.com/images/I/71iKHytBp+L.jpg) ![Rx Clear Mega Shock | 73% Calcium Hypochlorite | Kills Algae in Swimming Pools | Works As Pool Sanitizer Clarifier and Algicide | One Pound Bags | Single Pack - Image 5](https://m.media-amazon.com/images/I/71DAuRhIOEL.jpg) ## Available Options This product comes in different **Size** options. ## Questions & Answers **Q: What are the ingredients in the package?** A: Don't know but it works great in my vinyl pool. Just make sure you run your filter when you put it in the pool. **Q: Will this suffice for water purification in emergency situations? I understand you have to make sure you get basic Pool Shock with no additives...** A: This stuff was old and rocky and didn’t do good on my pool. **Q: Can this be used for sanitizing drinking water in proper dilution. I have the formula but the recommended product was Ultima which is unavailable.** A: I don't think it's a good idea, I wouldn't try it. **Q: is product safe for vinyl pools?** A: I use it in my vinyl pool and it works great just run your pool filter when you use it. ## Frequently Bought Together - Rx Clear Mega Shock | 73% Calcium Hypochlorite | Kills Algae in Swimming Pools | Works As Pool Sanitizer Clarifier and Algicide | One Pound Bags | Single Pack - Intex 29002E Type A Pool Filter Cartridge Filter Pumps – Easy-to-Clean – Dacron Paper – Efficient Filtration – Two Pack - Clorox Pool&Spa XTRABLUE 3” Chlorinating Tablets, Individually Wrapped, Kills Bacteria & Stops Algae (5 LB) --- ## 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.in/products/23495346-rx-clear-mega-shock-73-calcium-hypochlorite-kills-algae-in](https://www.desertcart.in/products/23495346-rx-clear-mega-shock-73-calcium-hypochlorite-kills-algae-in) --- *Product available on Desertcart India* *Store origin: IN* *Last updated: 2026-07-19*