Spa Frog - MINERAL Cartridge | Product spa

SPA FROG - mineral cartridge ideal for any spa, to be used to reduce the use of chemicals together with the bromine cartridge. 

It can last about 3-4 months depending on the flow and frequency of use.

General precautions:
Never mix with other chemicals as dangerous reactions may occur. Also ensure that the pH is at the ideal level between 7.2 - 7.6.