Hercules Cryo-Tek 1 gal-100 Antifreeze is a ready-to-use formula crafted with 55% Virgin Propylene Glycol. This antifreeze is engineered to perform optimally in hydronic heating and cooling closed-loop systems and in various applications, such as solar heating systems, snow melts, radiant heat, and general plumbing systems. It also features a triple protection inhibitor that stabilizes pH to effectively prevent corrosion, chelate, and hard water minerals, as well as inhibit scale and sediment formation.

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