Pool Frog Bac Pac Chlorine Cartridge Refill 12-Pack â?? Model 5051 Fits 6100, 5400, 5100, 5200, 5600 (with Bonus Extra Large

Features :

• ✔ï ̧ SPECIAL VALUE PACK – 12 Replacement Bac Pac Cartridges (Model 5051) plus FREE BONUS Deluxe Extra Large Blue Scoop Floating Thermometer and Hot Tub Pirate Certified Water Balancing Guide instruction booklet
• ✔ï ̧ BAC PAC MODEL 5051 – BacPac Pool Refill Cartridges for use with Pool Frog In-ground or Above Ground Mineral Reservoirs Series 6100, 5400, 5100. 5200, 5600.
• ✔ï ̧ Automatically controls rate of Chlorine delivery for 1-3 Weeks (depending on the size of your pool)
• ✔ï ̧ Special Bonus Value pack insures super easy uninterrupted pool water maintenance with a 100% Satisfaction Guarantee to help make life (and water) beautiful!

Size : with Bonus Extra Large Blue Pool Thermometer