Red Sea Seawater Refractometer control and monitor what more could you want

what more could you want

Ergonomic grip/flip handle for easy flipping  from Scrubber to Scraper

Bubble Magus universal float valve

we do however ensure the species is correct and that the markings and colors are very similar

Red Sea Seawater Refractometer control and monitor what more could you wantRed Sea seawater refractometer Integrated automatic temperature compensation Red Sea 'Reef Spec' guarantee Red Sea's seawater refractometer is specifically designed to measure absolute salinty of seawater for reef aquariums. Calibrated for seawater. Measuring the salinity of seawater with a standard refractometer calibrated for brine (NaCl) solution will result in a deviation of up to 1. 5ppt.