Coralife Deep Six Hydrometer Air pump Powerful 3-stage filtration for superior

Powerful 3-stage filtration for superior water quality

harmful ammonia and nitrite build up from fish waste

Fluval Bio-Foam+

A brine solution will not remove organics

Higher decibel rating

Coralife Deep Six Hydrometer Air pump Powerful 3-stage filtration for superiorThe re designed deep six hydrometer with improved calibration and bubble diffuser ensures more accurate readings of your aquarium salt levels. Also includes a built in base so you can rest the hydrometer on a counter top or other flat surface when taking salt readings. Wide range specific gravity meter Coralife's Hydrometer takes a true water sample at six inch depth Easy to read and accurate this specific gravity meter is designed to give temperature