Aqueon QuietFlow AT10 AT15 Small Replacement Filter Cartridges 2 Pack Coralline Purple CX Directions:250 mL will easily treat

Directions:250 mL will easily treat 400 L (100 US gallons) for several months

hard corals

Repeat this dose every 7 days to a maximum of 3 weeks

Two Ports - Backward Compatible:Each controller is equipped with one K-Link port and one 0-10V output port

Provides I

Aqueon QuietFlow AT10 AT15 Small Replacement Filter Cartridges 2 Pack Coralline Purple CX Directions:250 mL will easily treatEach cartridge acts as a two stage filter by providing mechanical and chemical filtration. The dense foam outer layer removes dirt and particulates while inside, the activated carbon removes odor, organics and discoloration. The rigid frame ensures that water passes through the cartridge, and not around it, for optimal water filtration. Dense foam mechanical filtration removes particles and debris. Activated carbon chemical filtration removes toxins,