Description:

Ready-to-use, blue heavy-duty long-life diesel antifreeze and coolant.

Applications:

• HD NF COOLANT 50-50 (Blue) is an ethylene glycol long-life coolant suitable for all internal combustion engines, especially heavy duty diesel engines. Blue refers to the color of the coolant.

• HD NF (Heavy Duty Nitrite Free) COOLANT 50-50 (Blue) utilizes organic acid technology. It may be used in radiators that contain either organic or hybridorganic based coolants and is compatible with most heavy duty diesel engine coolants. It contains no borates, nitrites, phosphates or silicates. This is a readyto-use antifreeze solution. Recommended change out period is 5 years or 600,000 miles and no extender addition is necessary. 

Advantages:

• Good corrosion protection

• High boiling point and low freezing point

• Easy to identify light blue color

• Up to 600,000 mile service life without adding extender

• Contains a bitter tasting additive as a deterrent for pets and children