| 摘要 |
The disclosure relates to a ventilated floor with a sub-floor, a duct- or gap forming device for creating a ventilation space along the sub-floor, a structural layer (4) which rests on the duct- or gap forming device, the structural layer (4) having a flooring on its upper side or itself constituting such a flooring. The ventilated floor also has a filter for the supply of air (21) to the ventilation space and a fan for exhausting air (22) from the ventilation space. The structural layer (4) has a floorboard (9) with a number of ducts which extend in its interior. The ducts are closed towards the top side of the floorboard (9) and are in communication with the ventilation space by the intermediary of a number of apertures. The ducts are in communication with the fan (22). The disclosure also relates to a floorboard which is included in the ventilated floor. The disclosure further relates to a method of producing a floorboard, comprising the steps of: making a number of grooves in the floorboard, making a number of through-going apertures in the bottoms of the grooves, forming a recess and securing the top board in the recess. |
