Plumbing Hercules Anti-Freeze | 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 Asrequired. Certified Performance: Freeze Protection Down To -22°F, Pumpable Downto -27°F, And Burst Protection Down To -80°F. Cryo-Tek Original Can Befurther 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.