LISOL® Coolant Antifreeze Concentrate Protect C11 (blue)

LISOL Protect C11 – Year-Round Antifreeze and Corrosion Protection for Vehicle Cooling Systems (Concentrate)

LISOL Protect C11 is an economical radiator corrosion and antifreeze concentrate for water-cooled vehicle engines. It is free from nitrite, amine, and phosphate, providing reliable year-round protection against frost and corrosion. The product protects engines made of cast iron, aluminum, and mixed construction without damaging radiator hoses or cylinder head gaskets. It is especially recommended for modern light-alloy engines requiring enhanced aluminum protection at elevated temperatures. The concentrate must be mixed with water according to manufacturer specifications before use.

Product Advantages
• Nitrite-, amine-, and phosphate-free for environmentally friendly use
• Year-round frost and corrosion protection
• Suitable for engines made of cast iron, aluminum, and mixed construction
• Highly effective for light-alloy engines in high-temperature operation
• No harmful effects on hoses or gaskets
• High thermal stability and long service life
• Concentrate allows flexible adjustment of desired antifreeze protection

Typical Applications
• Cooling systems of modern passenger cars and commercial vehicles
• Engines in agricultural and construction machinery
• Applications with special aluminum protection requirements