Red Sea Reef-spec Seawater Refractometer Substrate ’ This feature splits the

’ This feature splits the rear and front of the tank via a glass panel positioned 10cm off the rear of the tank

Pickup in store or MELBOURNE METRO DELIVERY only

or to create a decorative waterfall feature

highly porous and absorbent

SizesContains 250 tests and includes 3 test bottles

Red Sea Reef-spec Seawater Refractometer Substrate ’ This feature splits theSEAWATER REFRACTOMETER High Accuracy Seawater Refractometer Red Seas Seawater Refractometer offers exceptional accuracy, for measuring the absolute salinity of seawater at a temperature of 25oC 77 0F. Most refractometers used within the aquarium hobby are not specifically designed for reef aquariums and use an algorithm for the measurement of brine (NaCl rather than seawater) and at a temperature of 15oC 59 0F rather than 25oC 77 0F. Thus, a