Coolants & Antifreeze

Whether you are simply topping up or want to flush and fill the entire system, there is no need to dilute. Simply pour directly into the cooling system. To fill the entire coolant system, we recommend you flush the system before adding Holt’s coolant.

Whether you are simply topping up or want to flush and fill the entire system, there is no need to dilute. Simply pour directly into the cooling system. To fill the entire coolant system, we recommend you flush the system before adding Holt’s coolant.

Global Oil Antifreeze Red Concentrate Coolant 1 Litre. Universal weather protection against freezing and overheating.

• Conforms To BS 6580-2010
• Long Life OAT Coolant
• 5 Year Service Life
• Meets The Following Performance Requirements ASTM D3306

Granville Rapid Cool Blue Antifreeze and Coolant is a Monoethylene Glycol based antifreeze that does not contain nitrates,amines or phosphates. Rapid Cool Blue Antifreeze contains corrosion inhibitors suitable for aluminium engines and is suitable for use in petrol and diesel engines.

Granville Rapid Cool Red Antifreeze and Coolant is an ethylene glycol based engine coolant concentrate, which uses Organic Acid Inhibitor Technology (OAT) and is free from nitrates, amines, phosphates, borates and silicates. Granville Rapid Cool has a 5 year or 250,000km life and should be changed whichever is the sooner. Unlike traditional coolants which employ inorganic inhibitors, Rapid Cool Red has excellent hard water stability and very low inhibitor depletion rates.

HOLTS Universal 1 Litre Coolant -37° – Ready to use formula – Anti-freeze, anti-overheating: -37°C to +29°C – Miscible and compatible with all coolants regardless of colour and regardless of car manufacturers or models, petrol or diesel, old or new engines. – Long-lasting corrosion protection up to 240,000 kms/5 years – Protects aluminium and all other engine metals – 1 litre size + spout for easy filling – Packaging 100% recyclable.

HOLTS Universal 5 Litre Coolant -37° – Ready to use formula – Anti-freeze, anti-overheating: -37°C to +29°C – Miscible and compatible with all coolants regardless of colour and regardless of car manufacturers or models, petrol or diesel, old or new engines. – Long-lasting corrosion protection up to 240,000 kms/5 years – Protects aluminium and all other engine metals – 5 litre size + spout for easy filling – Packaging 100% recyclable.