Best Pool Chlorine for Swimming Pool of 2026

HTH Pool Care 1" Chlorine Tabs are a chlorine-based sanitizer that kills bacteria and algae in swimming pools. These slow-dissolving tabs are sun-protected for a longer chlorine life, and are compatible with all pool types. Customers appreciate the convenience of not having to open each individually wrapped tab, and the product's ability to keep chlorine levels correct.

HTH Pool Care Shock Advanced is a multi-functional shock treatment for weekly use to solve 90% of pool water problems within 24 hours and restore crystal clarity. This Cal Hypo based formula sanitizes without adding cyanuric acid (CYA) to prevent overstabilization or chlorine lock. It is great for all pool types including vinyl-lined pools and saltwater systems. Customers have found this product to be effective in clearing up the water and to winterize it, as well as leaving the pool sparkling clean and the sidewalls clear of algae.

XtremeClear Chlorine Tabs are designed for a variety of water systems, including above-ground pools, hot tubs, and spas. These slow-dissolving tablets last up to a week, providing you with convenient and consistent sanitation. They are compatible with all pool types, including saltwater systems, allowing you to use them easily in floaters or skimmer baskets. Each tab is pre-stabilized, protecting against UV rays to ensure longer-lasting effectiveness. With these tablets, you can save money by reducing the frequency of water changes, making pool maintenance simpler and more efficient.

Clorox Pool&Spa Sanitizer Shock is a convenient all-in-one product designed to keep your spa or hot tub clean and clear. It combines sanitizing and shocking in one step, helping you maintain safe and healthy water by effectively eliminating contaminants. If your spa water looks cloudy, this product works quickly to restore its sparkling clarity so you can enjoy a refreshing soak. Its fast-dissolving formula means less waiting time for you, making spa maintenance easier and more efficient. With this product, you can spend less time cleaning and more time relaxing in your crystal-clear spa.

Clorox Shock XTRABLUE offers a powerful 6-in-1 formula designed to keep your pool water clear and free of bacteria and algae. By using this shock treatment, you can enjoy crystal-clear water without the worry of algae growth. The product works quickly, allowing you to treat your pool and jump in just 15 minutes. It's compatible with all pool surfaces, ensuring that you can maintain your pool's health regardless of its material. For best results, use 1 lb. for every 12,000 gallons and shock your pool weekly or after heavy usage, high temperatures, or rain.

In The Swim's 3 inch chlorine tablets are a powerful and effective way to keep your swimming pool water sanitary. Made with 99% Trichloro-S-Triazinetrione (Trichlor) and 90% available chlorine, these tablets are sun-stabilized for outdoor pools and are individually wrapped for easy use. Customers have praised the tablets for their effectiveness and quick delivery, and have found them to be a great value for the price.

Clorox Pool&Spa XtraBlue Chlorinating Tablets are the perfect solution for keeping your smaller pool clean and clear. These 1-inch tablets kill bacteria and prevent all types of pool algae, while also preventing corrosion, scale, and stains. With long-lasting sunlight protection, these tablets are easy to use in feeders or floaters for weekly maintenance. They dissolve slowly and last longer, giving you control of the amount of chlorine in your water. Keep your pool beautiful with these multi-functional tablets.

The PROFELIZ Pool Chlorine Tablets offer a convenient way to keep your swimming pool clean and safe. Each tablet is securely packaged in a protective plastic box, preventing damage during storage or handling. With 99% Trichloro-S-Triazinetrione and 90% available chlorine, these tablets effectively kill bacteria and prevent algae growth, ensuring your pool stays clear all season. Designed to dissolve slowly, they provide long-lasting protection, lasting up to a week even under direct sunlight. This means less frequent maintenance for you and a consistently pristine pool environment.

CLOROX Pool&Spa XtraBlue 3-Inch Long Lasting Chlorinating Tablets are a great choice for killing bacteria, preventing all types of pool algae, and preventing corrosion, scale, and stains. Customers have reported that the tablets last longer than other brands, and that the packaging is easy to open. However, some customers have reported that the tablets arrived broken.

LP Commercial Grade Chlorine is a high-quality pool chlorine made in the USA. It contains 12.5% Sodium Hypochlorite, making it a powerful disinfectant for your pool. Not only is it great for keeping your pool water clean and clear, but it can also be used with power washers to clean decks, patios, and more. The best part? It's ready to use straight out of the bottle. No need to mix or dilute. With LP Commercial Grade Chlorine, you can enjoy a sparkling pool and a clean outdoor living space with ease.