Marine Magnesium Reagents HI783-25 protein skimmer the Octo Pulse pumps are

the Octo Pulse pumps are able to be angled into almost any position you need

An all-in-one aquarium that captures more of what you love

and shut down the protein skimmer keeping all the skimmate from flowing back into your aquarium

Aquacultured from Sea and Reef

20 Gallon System Volume

Marine Magnesium Reagents HI783-25 protein skimmer the Octo Pulse pumps areHI783 25 are high quality reagents for use with the Hanna HI783 Marine Magnesium Checker. The HI783 Marine Magnesium Checker HC is a handheld colorimeter that uses the Beer Lambert principle to determine the concentration of magnesium colorimetrically. The HI783 is designed specifically to measure magnesium levels in a saltwater aquarium or in marine biology applications. The 1000 to 1800 ppm range is ideal for coral fish or fish only aquarium