Ventilation system Little ventilators with heat exchanger above windows. Heat recovery percentage of 45.
{"Image DocumentName": "Ventilation systemLittle ventilators with heat exchanger above windows. Heat recovery percentage of 45.", "Image ImageDescription": "Covers single and double persons fresh air needs. Extract fans in bathrooms and kitchens. Solar electricity mostly satisfies the extract air ventilator\u2019s demands.", "Image XResolution": "37", "Image YResolution": "37", "Image ResolutionUnit": "Pixels/Centimeter", "Image Software": "SlidePlayer", "Image YCbCrPositioning": "Centered"}