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Refractometer with a clear scale for measuring glycol antifreeze concentration.
Refractometer with a clear scale for measuring glycol antifreeze concentration.

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Refractometer for Glycol Antifreeze MSX-907-162

Save $2.62
$87.18
$84.56
SKU: B073Q2LSG9

Refractometer (MSX-907-162) for testing glycol antifreeze concentration in Aqua-Hot and Hydro-Hot hydronic heating systems. Quickly measures the freeze point and boil-over protection level of your coolant mixture. Proper glycol concentration is critical for freeze protection, corrosion inhibition, and heat transfer efficiency. An essential tool for annual service and coolant changes.

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