Pentofrost SF is an environmentally friendly Antifreeze concentrate for multipurpose applications in water-cooled engines. It does not contain any nitrites, amines, or phosphorous additives. In addition, it does not contain any Silicates. Pentofrost SF protects all material used in cooling systems and is recommended for non-ferrous metals and year-round use. Meets ASTM D-3306.
Not returnable once opened.
Prediluted formula contains 50% distilled or deionized water, mixed with 50% full-strength concentrate, making it ready-to-use straight from the bottle.
Concentrated formula contains 100% full-strength concentrate, and must be mixed with the recommended ratio and type of water (typically distilled or deionized) before use.
Coolant / Antifreeze Says a lot about Cooling System Health!
Routinely inspect your Coolant / Antifreeze with these simple checks, and flush the system when necessary, to help prolong the life of your Cooling System:
COOLANT COLOR / CLARITY
Coolant should be bright, clear and free of debris. Dirty or brown coolant can be caused by:
Stray electrical current from a loose or damaged Battery Cable ground
Worn / old, acidic coolant
A reading of 0.4 volts or above suggests electrolysis
Videos
Three Antifreeze Service Tips
Using the Right Antifreeze
Using Tap Water in Your Antifreeze? Think Again!
Additional Resources
Material Safety Data Sheet (MSDS)Antifreeze is recyclable! Many towns have free waste drop-off sites, which a quick internet search will help you find. Attention California Customers - ADVERTENCIA - Daños Reproductivos www.P65Warnings.ca.gov
Attention California Customers - Ethylene Glycol
Attention California Customers - WARNING - Reproductive Harm www.P65Warnings.ca.gov
Coolant / Antifreeze Says a lot about Cooling System Health!
Videos
Additional Resources