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3" Stabilized Trichlor Tabs
In stock
· Ships in 1 business day
$185 $234
Save $49
(21%) vs typical retail
Pack Size
Quantity
✓15% off applied
Subtotal · 12 × $185
Bulk Discount (15%)
After Discount
Shipping$25
Tax (8.25%)
Total
You save vs typical big-box pricing
Ship to Home
Free shipping on orders $200+
Curbside at Houston Warehouse
123 Main St · Always free · Open 7 days, 9 AM – 6 PM
Pick your date & time at checkout.
Free Returns
Professional Quality
Support Small Business
12 25 lb bucket 15% OFF
Total
Same product. Stocked differently.
Typical big-box
$234
per 25 lb bucket · same chemistry
- Pay full retail
- No bulk discount tiers
- No price-match guarantee
Longhorn · single
$185
per 25 lb bucket · same chemistry
- ✓ 21% off retail
- ✓ Price-match promise
- ✓ Free Houston curbside
Longhorn · 12-pack
$157
per 25 lb bucket effective · 15% bulk tier
- ✓ 33% below retail
- ✓ Full season's supply
- ✓ Stack +10% with Subscribe
Specifications
- Active Ingredient
- Trichloroisocyanuric acid
- Concentration
- 90% available chlorine
- Type
- Stabilized chlorine tablets
- Pack Size
- 25 lb bucket
- SKU
- LH-TRI3-25
About This Product
Slow-dissolving 3-inch tabs for skimmers, floaters, and inline feeders. Built-in cyanuric acid protects the chlorine from sunlight UV breakdown.
Dosing Guide
Approximate weekly tab usage to hold 1–3 ppm free chlorine. Adjust up for hot weather and heavy bather load.
| Pool Size | Tabs / Week | Tabs / Month | 25 lb Pail Lasts |
|---|---|---|---|
| 5,000 gal | 1 | 4 | ~20 months |
| 10,000 gal | 2 | 8 | ~10 months |
| 15,000 gal | 3 | 12 | ~7 months |
| 20,000 gal · typical | 4–5 | 16–20 | ~5 months |
| 25,000 gal | 5–6 | 20–24 | ~4 months |
| 30,000+ gal | 6–7 | 24–28 | ~3 months |
Safety & Handling
⚠ Warning
Regulated pool chemical. Read and follow all label directions. Wear gloves and eye protection. Never mix with other pool chemicals. Keep out of reach of children and pets.
Storage
Store in the original sealed container, in a cool dry well-ventilated area, away from incompatible chemicals. Keep out of direct sunlight.