Spa Frog Serene Mineral Cartridge
$37.95
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The Frog Serene Mineral cartridge is a disinfectant that contains a patented mineral formula that destroys bacteria while neutralizing acids, which helps keep the pH in a acceptable range with less monitoring. Replace the Frog Mineral cartridge after 4 months or when draining and refilling the hot tub with fresh water.
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$37.95
(+$1)