Recent content by AndrewP

Thanks for the reply again. I have installed a passive vent to external with a rating in excess of 100cm2 free flow so that should be more than sufficient. However, guess the task now is to save up the cash to have a new boiler installed! This old thing, whilst keeping this house nice and...

Thanks for the info. Doesn't state that it requires forced air venting in the linked room(s) so I'll propose to install a simple one inplace of the cat flap. :lol: EDIT: Well, a little confused. The engineer "suggests" a Black Hole Ventilator through an external wall "which must be fitted...

My house boiler recently failed, requires new gas valve. However upon inspection we have been advised that there is insufficient ventilation for the boiler as we require "ventilation on an external surface". I find this odd as: 1) the boiler has been serviced annually by the same company...