New 3 Pack SPA FROG Swimming Pool Floating System Bromine Replacement Cartridge by KingTech

• For use with the FROG Serene Floating or In-Line System
• Use with the FROG Serene Mineral Cartridge for complete water care
• Replace the Bromine Cartridge when empty (approximately every 2-4 weeks
• When using with FROG Minerals, bromine use can be reduced up to 50% to 1.0 ppm
• Water feels softer and is very easy to manage

Product description FROG Serene Bromine Cartridge is used with the FROG Serene Mineral Cartridge in either the Floating or In-Line System for complete water care that kills bacteria 2 ways and maintains cleaner, clearer, softer water that's easier to take care of. Simply set per the chart in the manual based on the hot tub gallons and snap into one of the holders. If using the In-Line System, snap into the bottom holder with the minerals on the bottom. The Bromine Cartridge will last 2-4 weeks depending on the hot tub size and use. Directions 1. Set the cartridge based on the hot tub gallons as per the chart in the manual. 2. Snap it into one of the holders. 3. If using the In-Line System, snap it into the bottom holder with the minerals on the bottom. 4. Replace the cartridge when empty (approximately every 2-4 weeks).