BioGuard Basic 3" Chlorinating Tablets – 25 lb Bucket

BioGuard Basic 3" Chlorinating Tablets Keep your pool clean, clear, and sanitized with BioGuard Basic 3" Chlorinating Tablets — stabilized, slow-dissolving Trichlor tablets delivering 90% available chlorine. Designed for use in automatic chlorinators, floaters, and skimmer baskets. Product Highlights Active Ingredient: 99% Trichloro-s-triazinetrione (Trichlor) Available Chlorine: 90% Stabilized: Built-in cyanuric acid protects chlorine from UV breakdown Tablet Size: 3" compressed tablets — 25 lb bucket Pool Types: Plaster, vinyl liner, and fiberglass pools Step 1 of the BioGuard 3-Step Pool Care System Before You Begin — Balance Your Water First Verify and adjust water chemistry to these ranges before adding tablets: pH: 7.2 – 7.6 Cyanuric Acid (Stabilizer): 40 – 50 ppm (minimum 30) Total Alkalinity: 80 – 125 ppm (plaster) · 125 – 150 ppm (vinyl/fiberglass) Calcium Hardness: 200 – 275 ppm (plaster) · 175 – 225 ppm (vinyl/fiberglass) Dosing & Usage Instructions 💧 How to Use Target: Maintain free available chlorine at 1 – 4 ppm at all times. Dosage: Approximately 1 lb per 10,000 gallons per week (or 1 – 2 oz per 10,000 gallons daily). Application: Automatic chlorinator (best), floater, or plastic skimmer basket — skimmer only if your pump runs 24 hours per day. Test water 2 – 3 times per week and adjust tablet usage to stay in range. Stabilized tablets add CYA over time — monitor levels and keep CYA below 80 – 100 ppm to maintain chlorine effectiveness. Safety Information ⚠️ IMPORTANT SAFETY WARNINGS STRONG OXIDIZER: Contact with other materials may cause fire or explosion. Never mix with other chemicals, including acids, ammonia, calcium hypochlorite, or combustibles. Keep out of reach of children. Harmful if swallowed; causes eye and skin irritation. If swallowed or eye contact occurs, call Poison Control: 877-800-5553. Avoid breathing dust. Wear gloves and eye protection when handling. Skimmer restriction: Do not dose via skimmer unless the pump runs 24/7 — concentrated chlorine can accumulate and release a dangerous gas cloud on restart. Store cool, dry, and tightly closed, away from heat and sunlight. It is a violation of Federal Law to use this product in a manner inconsistent with its labeling. Emergency Contacts: Poison Control: 877-800-5553 CHEMTREC 24-Hour: 800-424-9300 BioGuard: 800-859-7946