Bissell Pet Slicker Grooming Brush, 25351

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.

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.