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FROG Maintain® for Swim Spas
- non-chlorine shock that works in 15 minutes
- Shock only once a month
- includes: (1) 16 oz packet of Maintain shock
- Compatible: spa up to 3,000 gallons
$18.95 -
FROG® Serene Bromine Cartridge (150g)
Bromine cartridges last between 2-4 weeks depending on volume of water, number of bathers and usage.
- Spa frog bromine cartridge
- Refill for use in either the spa frog floating system, or for users of the spa frog inline system
- Use with companion frog mineral cartridge
$14.75