Nautilus Emergency Float Valve coral hardy macroalgae widely used in

hardy macroalgae widely used in saltwater refugiums and sumps to naturally reduce unwanted nutrients

reef-safe elimination of Aiptasia

To obtain the highest accuracy and precision from the HI758 marine calcium Checker it is necessary to add exactly 100 µL of aquarium saltwater to the cuvette

Compatible with Apex

25" length

Nautilus Emergency Float Valve coral hardy macroalgae widely used inThe Nautilus emergency float valve shuts off your pump automatically when it detects high or low water levels. An audible alarm sounds when the float is tripped. This is useful for protein skimmers when the collection cup fills it will shut the pump off and prevent overflows. In sump it is useful for protection from low water levels the pump will fully shut off before it begins drawing in air. (Nautilus pumps have additional dry run cutoffs built in