We have an en-suite shower room with no window. We have an extractor fan that lifts vertically through about 2m of a non-insulated ducting through the attic up to a roof-tile vent. There's no water ...
Jeff Howell: 'it is vital that bathroom extractor fans are vented to the outside of the building' Credit: Photo: ALAMY Q I recently moved into an older house with double pantile roof tiles. I have ...