£13
If you have a Spa Frog In-Line System built into your spa you simply open the cap on the side of your tub, pull up the holder and snap in one Spa Frog mineral cartridge and one bromine cartridge or it can be used with a Spa Frog Floating Dispenser.
Description
Use with the Spa Frog Mineral Cartridge
The bromine cartridge will last 2-4 weeks and mineral cartridge will last approximately 3 – 4 months.
The Spa Frog bromine cartridge should be adjusted to dispense 1 – 2ppm of Bromine into the spa water.
P&P £9
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