Hanna Calcium Checker Reagents - 25 Pack Ecotech Marine This replacement foam is pre-cut

This replacement foam is pre-cut for the Tidal 75 filter basket and is used as the first filtration stage

Unplug the pump and remove the outer housing

Works with a standard soda bottle

They may also bully or eat small fish

Use Rotala H'ra where low orange stem growth or a warm midground colour mass is desired

Hanna Calcium Checker Reagents - 25 Pack Ecotech Marine This replacement foam is pre-cutHanna Calcium Checker Reagents 25 Pack Hanna Calcium Checker Reagents 25 Pack are replacement reagents for the Hanna HI758 Marine Calcium Checker, used to test calcium levels in saltwater and reef aquariums. HI758 Calcium Checker Reagent Set Designed for the Hanna HI758 Marine Calcium Checker. Provides reagents for 25 marine calcium tests. Uses the Zincon method to produce the colour reaction read by the checker. Helps maintain regular calcium testing