ROWE HIGHTEC ANTIFREEZE COOLANT AN is a premium coolant concentrate based on monoethylene glycol, delivering high corrosion protection and reliable frost protection in one product. It is nitrite-free, amine-free and phosphate-free, making it a clean, modern choice for cooling-system maintenance. Its blue colour and balanced inhibitor package suit both aluminium and cast iron engines.

Purpose and specifications

This concentrate is designed for the cooling systems of passenger cars and commercial vehicles using a silicate-based blue coolant. It carries approvals including VW TL 774-C (G11), BMW N60069.0, MAN 324 NF and Opel/GM B 040 0240, and meets standards such as ASTM D3306, BS 6580 and SAE J1034.

• 1.5L concentrate to be diluted with water for a complete coolant change
• Protects against freezing down to around -37 C when mixed roughly 1:1 with water
• High corrosion protection for aluminium, cast iron, brass and other cooling-system metals
• Nitrite-free, amine-free and phosphate-free chemistry for a cleaner, environmentally considerate system

When to use / change?

Choose this coolant when your vehicle calls for a G11-type blue concentrate. Dilute with clean water to the desired frost protection before filling, never use it neat. Replace the coolant roughly every 3 years or per the manufacturer's schedule. It protects across a wide range, down to about -37 C at a 1:1 mix. Stored sealed in a cool, dry place, shelf life is approximately 5 years.

Frequently asked questions

Can I pour it in undiluted?
No. This is a concentrate and must be mixed with water. A 1:1 blend gives frost protection to around -37 C.

Is it safe for aluminium engines?
Yes. The inhibitor package protects both aluminium and cast iron engines and is phosphate-free.

Can I mix it with my existing coolant?
Only mix with a coolant of the same type and colour. To be safe, flush the system and refill with this product.

Suitable for: BMW 3 Series, Volkswagen Golf, Opel Astra, MAN trucks. Always verify the exact approval against your vehicle's owner manual before use.