The FROG® Serene Bromine In-Line Sanitizer System keeps water clean and clear, while reducing bromine and chlorine use by up to 50%. The result is fresh mineral water that is cleaner, clearer, and softer than traditional water care methods.

Introducing the innovation of Time Released Bromine Technology – the Time Release Bromine that works together with FROG minerals in the easy to use Frog Inline System Floating.

What’s in the Box

• 1 x Serene Bromine Cartridges

Features

• Uses lower levels of bromine, up to 50% less than traditional systems.
• Compatible with ozone systems.
• Shock treatments required only once per month.
• Each Bromine cartridge lasts 3-4 weeks depending on use.
• Each Mineral cartridge lasts up to 4 months.

Compatibility

• All spas & hot tubs with the In-Line System built-in.