Pricing and taxes may vary based on the pickup location.

Hercules Cryo-Tek -100 Propylene Glycol Antifreeze, 1 Gallon
AIHGLY
MFG #:35281 HERCULES
$45.99 / GAL

3 In Stock
Location at Selected Store: 3 located in Aisle 19 Section 7 and 0 located in Back Stock
Hercules Cryo-Tek -100 Antifreeze is a premium, ready-to-use solution designed to provide freeze, burst, and corrosion protection for hydronic heating and cooling systems. Formulated with 55% virgin propylene glycol and Hercules' exclusive Triple Protection Inhibitor, this antifreeze provides freeze protection down to -70°F and burst protection down to -100°F when used undiluted. Its advanced formula helps stabilize pH, prevent corrosion, control hard water minerals, and reduce scale and sediment buildup for improved system efficiency. Ideal for closed-loop heating and cooling systems, radiant floor heating, snow-melting systems, most solar heating systems, and general plumbing applications. The convenient 1-gallon container is suitable for residential, commercial, and industrial maintenance.
- Item Features
- Attributes
- Ready-to-use formula containing 55% virgin propylene glycol
- Provides freeze protection down to -70°F (-57°C)
- Offers burst protection down to -100°F (-73°C)
- Remains pumpable down to -80°F (-62°C)
- Triple Protection Inhibitor helps prevent corrosion and maintain system efficiency
- Stabilizes pH and controls hard water minerals
- Helps prevent scale and sediment buildup
- Designed for closed-loop hydronic heating and cooling systems
- Suitable for radiant heating, snow-melting systems, and most solar heating applications
- Compatible with cast iron, steel, copper, brass, solder, PEX, and elastomeric tubing
- Pre-mixed formula can be diluted with water for less severe conditions according to manufacturer guidelines
- Convenient 1-gallon container
- Not recommended for galvanized, CPVC, or aluminum components
Brand: Hercules®
Application:
Hydronic Heating & Cooling Systems
Burst Protection:
-100°F
Container Size:
1 gallon
Form:
Liquid
Freeze Protection:
-70°F
Product Line:
Cryo-Tek
