The 6/1 gallon Zerex HD Nitrite Free Red ELC Antifreeze 50/50 is a Red HD Nitrite-Free Red from Zerex based on Nitrite-Free HD OAT technology, formulated for use in heavy-duty diesel. It is supplied as ready to use straight from the container with no mixing required and provides nitrite-free extended life. Its extended-life formula is engineered to last longer between drain intervals, reducing overall maintenance frequency.

• Brand: Zerex
• Product Type: HD Nitrite-Free Red
• Color / Formula: Red
• Formation: Nitrite-Free HD OAT
• Type: Heavy-Duty ELC
• Dilution: 50/50 Prediluted
• Container Size: 1 gallon
• Pack Size: 6/1 gallon
• Vehicle Compatibility: Heavy-duty diesel
• Vehicle Makes: Heavy-duty diesel
• Protection Features: Nitrite-free extended life
• Specification / Performance Level: ASTM D6210

• Class 6–8 heavy-duty trucks
• Commercial diesel engines
• Construction and agricultural equipment
• Stationary diesel generators
• Fleet semi-trucks and tractor-trailers

Compatible with nitrite-free systems

This product meets the following specifications: ASTM D6210. Keep out of reach of children and pets. Dispose of used coolant in accordance with local environmental regulations — do not pour down drains or onto the ground.