Browse Forums Bathrooms and Laundry Re: Ground floor bathroom exhaust fan. 2Sep 28, 2018 1:01 am Should be vented externally. For 1st floor it can be vented in roof space if there is adequate roof ventilation like whirlybird etc. Re: Ground floor bathroom exhaust fan. 3Sep 28, 2018 7:17 am Our ground floor toilet is internal and fan vents externally. They had to run a duct between the two floors to the outside wall. My home office is hot with computer equipment running virtually 18 hours a day. When it gets unbearably warm I simply step out of my door into the living area which is… 0 3672 There may be answers here but can't find anything. I have a closed in veranda, four windows. North facing, just had sunblock blinds installed. A bit cooler (actually… 0 1784 |