Best Swimming Pool Pool Chlorine in 2026

BENEFITS: Sanitizes and protects your pool water so you can enjoy swimming in clean and clear water all season long

USE: Place a tab in pool skimmer, floater, or feeder for simple, DIY pool care; 1 tablet treats 10,000 gallons of water for up to a week

COMPATIBILITY: Vinyl-lined pools and saltwater systems

BENEFITS: Stay all clear for cannonballs; This fast-dissolving, convenient 4-in-1 formula kills bacteria and algae, reduces chlorine odor and irritation, and quickly restores crystal clarity

FEATURES: Multi-functional shock treatment for weekly use to solve 90% of pool water problems within 24 hours and restore crystal clarity

VISIBLY BRILLIANT SPARKLE: This Cal Hypo based formula sanitizes without adding cyanuric acid (CYA) to prevent overstabilization or chlorine lock

BENEFITS: Stay all clear for cannonballs; This fast-dissolving, convenient 4-in-1 formula kills bacteria and algae, reduces chlorine odor and irritation, and quickly restores crystal clarity

FEATURES: Multi-functional shock treatment for weekly use to solve 90% of pool water problems within 24 hours and restore crystal clarity

VISIBLY BRILLIANT SPARKLE: This Cal Hypo based formula sanitizes without adding cyanuric acid (CYA) to prevent overstabilization or chlorine lock

SIMPLE, SAFE & EFFECTIVE: The components in our chlorinating combination are fit into revolutionary pre-measured and self-dissolving tablets, effectively preventing exposure to unwanted components or powders of typical pool products and shock treatments. Simply drop the tablets into your pool or hot tub water or skimmer to keep the water clean and clear by filtering away all of the other stuff!

USES LESS HTH CHLORINE: These compressed, virtually hands-free pool treatment tablets contain the minimum amount of dangerous components and active minerals needed to keep your pool or spa water crystal clear. You may continue to check and control the alkaline levels with normal pH testing strips, as they will still detect the amount of chlorine dioxide in the water. Using these low-level chlorine tablets is also the ideal solution for preventing chlorine-related skin irritation.

KEEPS POOLS CLEAN: Our pool and spa chlorine tablets enter the purification cycle quickly, keeping the water sparkling clean. Keep your pool in tip-top condition with EcoOne tablets from Pacific Sands.

BENEFIT: Protect your swimming pool and enjoy clean, clear water with these easy-to-use chlorine-based tabs; Kills algae and bacteria

CLEAN, CLEAR WATER: HTH Chlorine Tabs keep water clear while protecting against bacteria, algae and other organisms

SLOW DISSOLVING, LONG LASTING: Sun protected for longer chlorine life, HTH Chlorine Tabs dissolve slowly and last up to one week

BENEFIT: Protect your swimming pool and enjoy clean, clear water with these easy-to-use chlorine-based tabs; Kills algae and bacteria

CLEAN, CLEAR WATER: HTH Chlorine Tabs keep water clear while protecting against bacteria, algae and other organisms

SLOW DISSOLVING, LONG LASTING: Sun protected for longer chlorine life, HTH Chlorine Tabs dissolve slowly and last up to one week

BENEFIT: Shock treat, sanitize, clarify, and help prevent bacteria and algae in your swimming pool water, all with this convenient, easy-to-use product

FEATURES: Multi-use pool shock with Cal Hypo; Use weekly to solve 90% of pool water problems within 24 hours; Fast-acting and fast-dissolving

VISIBLY BRILLIANT SPARKLE: This Cal Hypo based formula sanitizes without adding cyanuric acid (CYA) to prevent overstabilization or chlorine lock

BENEFITS: Stay all clear for cannonballs; This fast-dissolving, convenient 4-in-1 formula kills bacteria and algae, reduces chlorine odor and irritation, and quickly restores crystal clarity

FEATURES: Multi-functional shock treatment for weekly use to solve 90% of pool water problems within 24 hours and restore crystal clarity

VISIBLY BRILLIANT SPARKLE: This Cal Hypo based formula sanitizes without adding cyanuric acid (CYA) to prevent overstabilization or chlorine lock

BENEFITS: Sanitize, clarify, and soften the water in your swimming pool so it is always ready for fun

USE: Apply directly to pool water, broadcasting it evenly over a wide area in the deepest part of the pool; Add granules while filter pump is running during the evening; Use clean, dry scoop only used for this product

COMPATIBILITY: Chlorine and saltwater systems

BENEFIT: Sanitizer, clarifier, and algaecide to protect your swimming pool and swimmers with one easy, convenient, and individually wrapped 3-inch tablet

CLEAR BLUE WATER: This advanced formula sanitizes, clarifies, and kills algae for beautiful, clean, and clear water all season

SLOW DISSOLVING, LONG LASTING: Sun protected for longer chlorine life, HTH 3” Individually Wrapped Chlorine Tabs Advanced dissolve slowly and last up to one week

BENEFITS: Sanitize, clarify, and soften the water in your swimming pool so it is always ready for fun

USE: Apply directly to pool water, broadcasting it evenly over a wide area in the deepest part of the pool. Add granules while filter pump is running during the evening. Use clean, dry scoop only used for this product.

COMPATIBILITY: Chlorine and saltwater systems

BENEFIT: Stay all clear for cannonballs; This fast-dissolving, convenient 4-in-1 formula kills bacteria and algae, reduces chlorine odor and irritation, and quickly restores crystal clarity

FEATURES: Multi-functional shock treatment for weekly use; Use weekly to solve 90% of pool water problems within 24 hours

VISIBLY BRILLIANT SPARKLE: This Cal Hypo based formula sanitizes without adding cyanuric acid (CYA) to prevent overstabilization or chlorine lock

BENEFIT: Get the ultimate in pool care convenience with this all-in-one Cal Hypo formula; Sanitizes, controls algae, clarifies, softens pool water, and even prevents stain and scale to keep your pool clean, clear, and ready for summer fun

VISIBLY BRILLIANT SPARKLE: This Cal Hypo based formula sanitizes and shock treats without adding cyanuric acid (CYA) to prevent overstabilization or chlorine lock

MULTIFUNCTIONAL, FAST ACTING: The all-in-1 pool treatment has built-in algae control, pool water clarifier, stain and scale preventer, water softener and filter aid—all with visible sparkling blue results in 24 hours

All-in-one weekly chlorine boost increases chlorine levels quickly

1 lb. treats up to 10,000 gallons of pool water

Prevents stains & scale

BENEFIT: Give your swimming pool water a visibly brilliant sparkle with this convenient and easy-to-use Cal Hypo formula; Destroys bacteria and controls algae

VISIBLY BRILLIANT SPARKLE: This Cal Hypo based formula sanitizes without adding cyanuric acid (CYA) to prevent overstabilization or chlorine lock

SLOW DISSOLVING, LONG LASTING: The patented HTH slow dissolving technology protects against chlorine loss in direct sunlight and a sparkle that lasts up to 1 week