Why does my heating system get clogged with sludge?
A heating system that becomes “clogged with sludge” is not a rare occurrence—in fact, it’s more the rule than the exception. Often, the problem isn’t noticed until the first symptoms appear: radiators no longer get properly warm, valves respond sluggishly, or pumps run noticeably harder. By this point, however, the process is usually already well […]




