How to fix a pinhole leak in a central heating radiator?

If you have a pinhole leak in your central heating radiator, it’s important to get it fixed as soon as possible. Not only can a leak wastewater and increase your water bill, but it can also cause damage to your home and lead to costly repairs. At Xgas Ltd, we specialize in plumbing and central heating services, and we’re here to provide some tips on how to fix a pinhole leak in a radiator.

It’s important to note that fixing a pinhole leak in a radiator should only be done by a trained and qualified engineer. Attempting to fix a radiator leak on your own can be dangerous and may cause further damage to the system.

So, how do you fix a pinhole leak in a radiator? Here are the basic steps:

  • First, locate the leak. You may be able to see the leak, or you may need to press on different areas of the radiator to find the source of the leak.
  • Once you’ve located the leak, turn off the power to the central heating system and allow the radiator to cool.
  • Using a radiator key or a flathead screwdriver, turn the bleed valve counter clockwise to open it. This will release any pressure in the radiator.
  • Using a piece of wire wool or steel wool, scrub the area around the leak to remove any rust or debris.
  • Apply a small amount of radiator sealant around the leak. Be sure to follow the manufacturer’s instructions for the specific sealant you are using.
  • Once the sealant has dried, close the bleed valve and refill the