Hercules Cryo-Tek Anti-Freeze/Glycol (5 Gallon)

Overview: Contains virgin (not recycled) propylene glycol with Triple Protection corrosion inhibitor, pre -mixed with water, ready to use formulation. Can be added directly into system undiluted or diluted as required. Certified Performance: Freeze Protection Down to -22°F, Pumpable Down to -27°F, and Burst Protection Down to -80°F. Cryo-tek Original can be further diluted with water for less severe conditions (check dilution tables in Hercules spec sheet to obtain desired protections). Not for use in boilers with aluminum heat exchangers.