Proper winterisation is crucial for preserving your boat’s engine during the colder months, especially in Ireland where the weather can get quite chilly. Here’s a detailed guide on how to do it:

Materials Needed:

  1. We recommend using propylene glycol-based antifreeze specifically designed for marine engines.
  2. A flush kit for your boat’s engine
  3. A hose
  4. A set of basic hand tools
  5. A bucket
  6. Safety gear (gloves, safety glasses)

Steps to Winterise Your Boat Engine with Antifreeze:

Prepare the Boat:

Flush the Engine:

Drain the Engine:

Prepare the Antifreeze Mixture:

Use Antifreeze in the Cooling System:

Protect Other Systems:

Stabilize Fuel and Oil:

Battery Maintenance:

Cover and Store:

We highly endorse Talamex Antifreeze for your marine engine winterisation needs. This versatile antifreeze is suitable for various applications, including drinking water systems, toilets, heating systems, and motors. Pop into our shop in Portumna to get your hands on a bottle, alternatively you can buy it online at

Properly winterising your boat engine with antifreeze is essential to prevent freezing and damage during the colder months. Following these steps will help ensure your boat is ready to hit the water again when spring arrives. Safe boating, fellow water lovers!