Can my central heating pump be left ON?
Saturday, January 28th, 2012by MyThoughts0n Question by : Can my central heating pump be left ON? Can my ‘Grundfos’ central heating pump be left ON – for any long period of time? And if so, for how long?? Best answer: Answer by TomcatIf you’re referring to the circulator pump they are usually rated for continuous duty. As long [...]