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Filter Mineral Stick

Filter Mineral Stick

Spa in-Filter Mineral Sticks Parts Cartridge Sticks for Hot Tub Spa Swimming Pool Fish Pond Filter Cartridge, Last for 4 Months (Blue & Yellow)

2 Pack
4 Pack
  • [Upgraded Spa] Our mineral sticks add trace minerals to the water and reduce impurities in the water, thus keeping the water clear and making you as comfortable as if you were in a pure natural spa.
  • [Safe Materials] Our well-made mineral sticks are made of premium ABS plastic, strong and odorless. The minerals contained inside will not cause any harm to the human body so please rest assured to use.
  • [Easy to Use] Just put our mineral sticks directly into the spa filters or skimmers and let them do their work. The products come with a manual that provides you with detailed instructions and precautions for use.
  • [Wide Application] Make sure your filter is longer than 7″ and the diameter of the filter hole is larger than 1.25″ to fit our products. They are suitable for spas and hot tubs up to 500 gallons / 2000L and pools to keep the algae out.
  • [Long Lasting] Our two cost-effective cartridge sticks can last for up to four months and are virtually maintenance-free. So they are definitely the right choice for you to effectively maintain water quality at a low cost.

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