Best Liquid Pool Chlorine of 2026

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.

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.

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.

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.

Leisure Time 22337A Spa 56 Chlorinating Granules is specifically formulated for spa and hot tubs. It quickly dissolves and helps control algae growth while destroying organic contaminants to maintain clean, clear, sanitized water. It is EPA approved and has a pH neutral formula.

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.

Rely on HTH Spa Chlorinating Sanitizer to control algae, kill bacteria, and destroy contaminants in your spa. This convenient and easy-to-use sanitizer is ideal for sanitizing and shock treating spas and hot tubs. It acts fast and is compatible with chlorine-based spas. By using HTH Spa Chlorinating Sanitizer, you can protect your water against chlorine loss, creating a more comfortable spa experience with no sediment. Incorporate it into your regular HTH Spa care routine for best results.

AquaDoc Chlorinating Granules are fast-acting, spa maintenance-friendly, and made in the USA. They are the ultimate chlorinating granules for hot tubs and spas, helping to maintain a balanced hot tub chemistry. Customers love the product for its effectiveness and ease of use, though some find it a bit pricey.

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.

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.