
How Do I know if There’s a Sludge Build-up in My Central Heating System?
This is a question that many UK homeowners ask, as they look for reasons why their radiators are not as hot as they should be, and in this article, we shall attempt to answer the question. Sludge in your central heating system would certainly result in less heat reaching the radiators, and one way to tell is to slightly open the bleed air vents on each radiator, while holding tissue paper over the vent, and should there be a build-up of sludge, the tissue will be a dirty brown colour, and the darker the colour, the more sludge there is within the system.Sludge Affects the Water Circulation - The pump that sends the hot water around the system will be put under heavy pressure if sludge is present, and in some cases, it could stop working altogether. If you are soon to be having loca...









