Frog Serene Blue Mineral Cartridge

Frog Serene Blue Mineral Cartridge

  • $40.20
    Unit price per 


Spa Frog Mineral Cartridge individual refill. This mineral cartridge is used in either the Spa Frog Floating System, or for the Spa Frog Inline System. Use with the Spa Frog Bromine Cartridge.

Replace every 4 months