Hercules Cryo-Tek Original Antifreeze

• Ready-to-use formula contains 45% virgin propylene glycol.
• Provides freeze protection for hydronic heating and cooling closed-loop systems.
• Suitable for most solar heating systems, snow-melt systems, radiant heating and general plumbing systems.
• Triple Protection Inhibitor stabilizes pH to help prevent corrosion.
• Chelates hard-water minerals to help protect system components.
• Inhibits scale and sediment formation.
• Approved for use with copper, steel, iron, brass, PEX and elastomeric tubing; not for use with galvanized, CPVC or aluminum.
• Available in 1-gallon, 5-gallon and 55-gallon sizes.

Oatey Co.
800-321-9532
oatey.com