IRIS Premium Airtight Pet Food Storage Containers

An easy way to gauge Aquarium salinity at a glance. Designed to give temperature-corrected readings in warm water aquariums. Its precision and compact design provides accurate readings that aquarists of any level can understand.

Kent Marine phosphate sponge is a ceramic medium which will adsorb phosphates quickly when placed directly in the water flow. Also absorb moisture for use as an air dryer for ozone and can be renewed over and over in moisture removal service. Works in fresh and saltwater aquariums or ponds.