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  1. G

    bass hum from new boiler

    I've checked that. It says that is for "servicing" not for acoustic problems. There is adequate space at either side anyway (20mm), and at the front when the doors are open (600mm), but not 300mm below the boiler.
  2. G

    bass hum from new boiler

    We\\\'ve just had a new Glow Worm Xtrafast combi boiler installed. It\\\'s quite a beast, so we have had a carpenter box it in. It\\\'s high up on a wall in our living room. To our disappointment we now here a very low frequency, but loud humming (bass) sound whenever the hot water or heating...
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