Gates Coolant & Battery Portable Refractometer (91001)

The Gates Coolant & Battery Portable Refractometer (91001) is part of the high quality Gates range available at Opie Oils!

Measuring coolant concentrations is essential to cooling system maintenance. This tool measures the concentration of the engine's coolant mixture. Place a small sample of coolant on the lens, then hold the lens up to a light source. The light bends through liquid, providing an accurate reading.