Hercules® Cryo-Tek™-100 Anti-Freeze is a ready to use 55% Virgin Propylene Glycol formula. It's designed for hydronic heating and cooling closed loop systems, most solar heating systems, snow melts, radiant heat and general plumbing systems.
- Pre-mixed: Ready-to-use formula with 55% Virgin Propylene Glycol
- Triple Protection Inhibitor stabilizes pH to prevent corrosion, chelates, hard water minerals and 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
- For heating systems requiring freeze protection, as well as corrosion prevention