Perma-Cast 1" In-Line Anode | TN-IL Sand Filters this cartridge maximizes filtration surface

this cartridge maximizes filtration surface area to capture fine particulates and maintain crystal-clear water — cycle after cycle

Accurate and easy to use

**For Salt Water Pools

Maintain spa by adding 3 tablets per 300 gallons every 5-7 days or as needed to maintain an active bromine residual of 2 ppm at all times

Perma-Cast 1" In-Line Anode | TN-IL Sand Filters this cartridge maximizes filtration surfaceThe Perma Cast Inline Anode is a 1" Kit with Clear PVC hosing for easy inspection, This helps protect other metal components in the pool. Features and Benefits: High quality materials for durability and longevity Anode Connects Directly to Metal Filter or Heater Core Clear PVC Hosing for Easy Anode Inspection 24 Square Inches Zinc Anode Also known as: TNIL