General Tools Ethylene/Propylene Glycol Freezing Point Refractometer REF401 - The Home Depot
![General Tools Ethylene/Propylene Glycol Freezing Point Refractometer REF401 - The Home Depot](https://images.thdstatic.com/productImages/a5200e0a-d7f4-4895-9945-09885ecbe108/svn/general-tools-moisture-sensors-ref401-64_600.jpg)
![](https://images.thdstatic.com/productImages/1b982316-8988-48b9-9031-688adf099e9e/svn/prestone-car-cleaners-chemicals-af2550-64_300.jpg)
PRIME GUARD 128 fl. oz. PG Formula and Glycerin Free -50°F RV Antifreeze 95006 - The Home Depot
![](https://images.thdstatic.com/productImages/7326699f-ce30-4328-a531-7d304ec6c298/svn/oatey-hvac-cleaners-sealers-35284-64_300.jpg)
Oatey Cryo-Tek 5 gal. Non-Toxic Corrosion-Resistant Antifreeze 35284 - The Home Depot
![](https://salsify-ecdn.com/images/0afe5d62dcb887b15bfaf25ed7665dc4.jpg)
Hercules Cryo-Tek 1 Gal. Non-Toxic Corrosion-Resistant Antifreeze 35253 - The Home Depot
The models have only one unit system: °F. With the indication of the percentage we may know the freezing point of either ethylene glycol or propylene
![](https://m.media-amazon.com/images/I/41KLss8M1wL.jpg)
TRZ 4-in-1 Antifreeze Refractometer Ethylene Glycol, Propylene Glycol in Antifreeze Freezing Point Temperature and Concentration, AdBlue, DEF and
![](https://m.media-amazon.com/images/I/61bdPWCpuyL._AC_UL420_SR420,420_.jpg)
TRZ 4-in-1 Antifreeze Refractometer Ethylene Glycol, Propylene Glycol in Antifreeze Freezing Point Temperature and Concentration, AdBlue, DEF and Industrial Battery Fluid: : Industrial & Scientific
![](https://salsify-ecdn.com/images/8b12395517e931342e68e3b5aac3bc3d.jpg)
Hercules Cryo-Tek 1 Gal. Non-Toxic Corrosion-Resistant Antifreeze 35253 - The Home Depot
![](https://m.media-amazon.com/images/I/41hrBUUHHjL._AC_.jpg)
TRZ 4-in-1 Antifreeze Refractometer Ethylene Glycol, Propylene Glycol in Antifreeze Freezing Point Temperature and Concentration, AdBlue, DEF and Industrial Battery Fluid: : Industrial & Scientific
![](https://contentgrid.thdstatic.com/hdus/en_US/DTCCOMNEW/fetch/ChristmasDelivery-Tools-Split-Dsk2.jpg)
REED Instruments BRIX Refractometer R9500 - The Home Depot
![](https://m.media-amazon.com/images/I/41WBL+9x-5L._AC_.jpg)
TRZ 4-in-1 Antifreeze Refractometer Ethylene Glycol, Propylene Glycol in Antifreeze Freezing Point Temperature and Concentration, AdBlue, DEF and Industrial Battery Fluid: : Industrial & Scientific
![](https://salsify-ecdn.com/images/79ec721a30387bbb7ee60ea34d45a4bc.jpg)
Hercules Cryo-Tek 1 Gal. Non-Toxic Corrosion-Resistant Antifreeze 35253 - The Home Depot
![](https://m.media-amazon.com/images/I/41nBgMXYATL._AC_.jpg)
TRZ 4-in-1 Antifreeze Refractometer Ethylene Glycol, Propylene Glycol in Antifreeze Freezing Point Temperature and Concentration, AdBlue, DEF and Industrial Battery Fluid: : Industrial & Scientific
![](https://images.thdstatic.com/productImages/e7002ffb-b959-406f-b409-d2b368f03bac/svn/hercules-hvac-accessories-35253-c3_600.jpg)
Hercules Cryo-Tek 1 Gal. Non-Toxic Corrosion-Resistant Antifreeze 35253 - The Home Depot
![](https://images.thdstatic.com/productImages/b825cdfc-2a87-4480-a654-62d2fc915d44/svn/prestone-car-cleaners-chemicals-af850-64_300.jpg)
PRIME GUARD 128 fl. oz. PG Formula and Glycerin Free -50°F RV Antifreeze 95006 - The Home Depot
![](https://images.thdstatic.com/productImages/c8b5a6cf-c351-4bf1-a486-33837651146a/svn/hydroponics-organic-moisture-sensors-vptk4-64_300.jpg)
General Tools Ethylene/Propylene Glycol Freezing Point Refractometer REF401 - The Home Depot
![](https://m.media-amazon.com/images/I/41elwLP4-QL._AC_.jpg)
TRZ 4-in-1 Antifreeze Refractometer Ethylene Glycol, Propylene Glycol in Antifreeze Freezing Point Temperature and Concentration, AdBlue, DEF and Industrial Battery Fluid: : Industrial & Scientific