My system was fitted by BG, so can someone just verify for me do I need to flush my system or is it something else? It has been doing it for 2 years at least.
Hello
I need some advise please regarding air in my central heating system. I have for the last 2 years heard 'plop plop' sounds every couple of minutes in my heating system some times followed by the sound of running water. As I have a contract with British gas I was surprised that each time...