HERCULES 3.78 L Cryo-Tek Antifreeze for Heating System

Hercules® Cryo-Tek™ antifreeze is formulated for use in closed loop hydronic heating and cooling systems. It can also be used in radiant tube heating systems, most solar heating systems and geothermal loops.

• Pre-mixed, ready to use formula
• Blend of virgin (not recycled) propylene glycol and high purity triple protection additives, formulated for use in closed loop hydronic heating and cooling systems
• Cryo-tek(TM) can also be used in radiant tube heating systems, most solar heating systems and geothermal loops
• Triple protection formula stabilizes the pH to prevent acid corrosion, chelates hard water minerals and inhibits the formation of scale and sediment
• Helps to keep systems clean and operating efficiently by eliminating system deposits; improves heat transfer and minimizes wear to moving parts and seals
• 3.79 L

Our Return Policy

If you are not completely satisfied with your purchase, in most cases, you can return it for a refund within 90 days.

Lumber, Building Materials, Furniture and Major Appliances return policies are subject to your local store.

Learn More