Hercules 35280 Cryo-Tek Solar System Antifreeze, 5 Gallon

Is a blend of virgin propylene glycol and high purity additives formulated for use in closed loop anti-freeze heat exchanger systems. Blend of virgin (not recycled) propylene glycol and exclusive Triple Protection additives. Plumbers have come to trust the Hercules offering to provide the highest quality of plumbing products.

Features:

• Can also be used in radiant tube heating systems and geothermal loop
• Triple Protection formula stabilizes pH to prevent acid corrosion, chelates hard water minerals and inhibits formation of scale and sediment
• 5 gal size
• Use Solar System Anti-Freeze in solar heating systems that require freeze protection
• Compatible with PEX and elastomeric radiant tubing
• 94-98% efficient heat transfer solution in most application dilutions
• Cryo-Tekandtrade; Solar System and all Cryo-Tekandtrade; products is"GRAS" (Generally Recognized As Safe) for incidental contact with food