Red Sea Reefer Filter Media Cup 4" Anubias relative to the ammonia concentration

relative to the ammonia concentration

Ammonia Alert's sensor changes reversibly from yellow to green to blue

100 micron felt filter bags are designed to provide fine ‘polishing’ of water that is already low in particulate matter (mature aquariums)

Such resins can remove copper from freshwater but are ineffective in saltwater

Red Sea Reefer Filter Media Cup 4" Anubias relative to the ammonia concentrationProduct Details Red Sea filter media cup with free media bag. An easy to clean alternative to our micron filter bags, suitable for all Red Sea REEFER & MAX systems. Holds 1 liter of filter media with optimal water flow. FREE media bag included.