REED Instruments Battery Coolant/Glycol Refractometer R9700 - The Home Depot

General Tools Ethylene/Propylene Glycol Freezing Point Refractometer REF401 - The Home Depot

REED R9700 Battery/Antifreeze Refractometer, Deg Celsius

Prestone 11 oz. Radiator Sealer AS120Y - The Home Depot

REED Instruments Battery Coolant/Glycol Refractometer R9700 - The Home Depot

General Tools Ethylene/Propylene Glycol Freezing Point Refractometer REF401 - The Home Depot

General Tools Ethylene/Propylene Glycol Freezing Point Refractometer REF401 - The Home Depot

$169.99 ATC Lighted Glycol Antifreeze LED Refractometer Tester, Celsiu – NISupply

Hercules Cryo-Tek Original Antifreeze is a ready to use 45% Virgin Propylene Glycol formula. It's designed for hydronic heating and cooling closed

Hercules Cryo-Tek 1 Gal. Non-Toxic Corrosion-Resistant Antifreeze 35253 - The Home Depot

This battery coolant/glycol refractometer features Automatic Temperature Compensation (ATC) and monitors the freezing point of both Ethylene Glycol

Battery Coolant/Glycol Refractometer

Refractometers REED Instruments