Search results

Many thanks Simon. There are thermostatic valves on the radiators. They modern TRVs as I saw one arrow on one direction and another arrow insides the circle to another direction, and they were installed about five years. When I said about 15 minutes, it could be between 15 and 20. The...

Hi, recently heard some sharp noises from the central heating pipe about 15 minutes since the boiler switch on. There are mixed types of noises actually: most of them are popping noise, but sometimes banging noise and howling noise. The boiler was leaking in the beginning, so we called the BG...