Doheny’s 3-Inch Stabilized Chlorine Tablets | 99% Pure Tri-Chlor for Pools | 90% Available Chlorine, Long-Lasting & UV-Protected | Slow-Dissolving Pool Sanitizer for Clean Water | Individually Wrapped, Childproof 25lb Bucket | Perfect for In-Ground & Above-Ground Pools, Spas, and Hot Tubs

Fast Acting & Slow Dissolving Doheny's 8 oz tablets are highly compressed to reduce the dissolve rate and prolong shelf life without containing filler or binders like other tablets. Strong 99% Active Ingredient Chlorine Tablets consist of 99% pure Trichloro-S-Trianzinetrione and 1% other ingredients meaning Doheny's tablets have 90% available chlorine for maximum effectiveness. Simple To Use No measuring, guesswork, or mess! Simply add the tablets to your floating chlorinator or automatic feeder and ENJOY YOUR POOL! Individually Wrapped Each of of the chlorine tablets are individually wrapped for odor reduction and ease of handling. Child-Resistant Packaging These convenient tablets come in a container with a child-proof locking lid for safety. UV Resistant & Stabilized Chlorine tablets are stabilized against the sun's UV rays to prevent chlorine burn-off. Doheny's 3 Inch Chlorine Tablets Doheny's Di-Chlor Chlorinating Granules Doheny's Super Shock Doheny's Di-Chlor Chlorinating Shock Doheny's Oxidizing Shock Doheny's Stabilizer Add to Cart Buying Options Buying Options Add to Cart Add to Cart Add to Cart Customer Reviews 4.6 out of 5 stars 4,562 4.4 out of 5 stars 85 4.7 out of 5 stars 1,853 4.4 out of 5 stars 119 4.6 out of 5 stars 435 4.7 out of 5 stars 71 Price $194.99$194.99 — no data — no data $189.99$189.99 $164.99$164.99 $37.99$37.99 Purpose Kills off germs and breaks down dirt and other debris in your pool Kills off germs and breaks down dirt and other debris in your pool Destroys harmful bacteria, chloramines, algae, and other contaminants Destroys harmful bacteria, chloramines, algae, and other contaminants Burns off spent chlorine cells so newer, active chlorine can work more efficiently Protects Chlorine from the sun's UV Rays Usage Daily Daily Weekly Weekly Weekly Add when cyanuric acid falls below desired levels Application Floating dispenser or automatic chlorinator Pre-dissolve then add to pool water Pre-dissolve then add to pool water Pre-dissolve then add to pool water Pre-dissolve then add to pool water Pour directly into water Dosage 1-2 tablets per 10,000 gallons 2-3 oz per 10,000 gallons to maintain 1-3 ppm 1 lb per 10,000 gallons 1 lb per 10,000 gallons 1 lb per 10,000 gallons 1lb per 5,000 gallons provides 25 ppm Active Ingredient 99% Tri-Chlor 99% Sodium Dichloro-S-Triazinetrione 68% Calcium Hypochlorite 99% Sodium Dichloro-S-Triazinetrione 42% Potassium Monopersulfate 100% Cyanuric Acid

Long-Lasting Chlorine Tabs Pre-stabilized against UV rays to prevent chlorine burn-off for extended effectiveness.

Premium Ingredients Made from 99% pure Trichloro-S-Triazinetrione with 90% available chlorine for superior sanitation.

Family-Safe Design Each 50lb bucket features a childproof locking lid, and individually wrapped 3-inch tablets minimize odor, dust, and skin contact.

Easy Application Simply place in a pool skimmer, floater, or feeder for hassle-free chlorine distribution.

Trusted Quality With over 50 years of expertise, Doheny’s delivers premium-grade 3-inch chlorine tablets for crystal-clear pool water.