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Pool Shark Swimming Pool Chlorine Tablets | 3-Inch Chlorine Tablets | 20 lbs | Slow-Dissolving 90% Active Chlorine Tabs | Pool Chemicals for Inground Pools, Above Ground Pools, Saltwater, Spa, Hot Tub
✅ In stock
F
Grade
Analysis Confidence
59%
⚠️ Price may have changed. Last updated 24+ hours ago — confirm on Amazon.
Check Deal at Amazon
Price verified Sep 23, 2026 7:14 PM · Prices & availability subject to change
Is This a Good Price on Amazon?
💤 Not a Deal- 💤Verdict: Not a Deal. Price is at or above historical norms. Best to wait for a sale.
- 💰The current price sits right around what this item typically fetches.
- 🏷️The listed retail price is trimmed by 5% at checkout.
- 📉A lower price did appear very recently, suggesting the market may revisit that level before long.
- ➡️Pricing has held fairly steady, with no strong push in either direction.
How We Scored This Deal
Price Competitiveness
4.24/28
Recent Value
0/22
Market Standing
11.95/20
Deal Strength
0/20
Momentum
4/10
📝 Product Overview
🏪 Sold by
Pool shark
🚚 Shipping
Free Shipping
Product Details
✓SLOW-RELEASE CHLORINE FOR REGULAR MAINTENANCE - Tired of constantly checking your pool's chlorine levels? With our slow-dissolving 3-inch chlorine tablets, any pool will quickly benefit from the steady release over several days. Spend more time enjoying your pool, not maintaining it.
✓90% ACTIVE CHLORINE FROM 99% TRI-CHLOR - You want pool water that's crystal-clear, smells fresh, and is safe to swim in. Our 99% trichloro-s-triazinetrione 3" chlorine tablets for pool break down 100% of unhealthy things and contaminants that cause cloudiness.
✓SET IT AND FORGET IT POOL CARE - These pool tablets are extremely easy to use. Nothing complicated. No extra steps. Just add a chlorine tablet in a floater dispenser, skimmer, or automatic chlorinator and sit back and relax while it does all the hard work of sanitizing for you.
✓COMPATIBLE WITH ALL POOL TYPES - Whether you’ve got a vinyl-lined above ground pool, an inground saltwater system, or something in between, Pool Shark 3" pool chlorine tablets work to effectively clean and sanitize all pool types and sizes including large residential and community pools.
✓KEEP CHLORINE LEVELS STEADY BETWEEN SHOCKS - Want to keep your water protected between shock treatments? These tablets provide ongoing sanitization to keep your pool swim-ready and clear of contaminants between deep cleans. Pair with our Pool Shark Chlorine Granules for weekly shock treatments.
⚙️ Specifications
Brand
POOL SHARK
Item Form
Tablet
Product Benefits
Kills Bacteria, Kills Algae, Prevents Algae Growth, Lowers pH, Reduces Chlorine Odor
UPC
659359128653 850087076005
Number of Packs
1
Brand Name
POOL SHARK
Number of Items
100
Unit Count
320 Ounce
Model Number
Stabilised Chlorine
Manufacturer Part Number
CT-20
Manufacturer
Pool Shark
