A representative survey on heating and ventilation conditions in dwellings. Reprasentativumfrage uber die Heiz- und Luftungsverhaltnisse in Wohnungen.

Gives results of a survey carried out in December 1978 on heating and ventilating of dwellings. 2000 men and women were questioned throughout the federal republic. Gives range of dwellings, desired and actual room temperatures, types of windows, frequency and duration-of window opening and the existence of draughts.< Concludes inter alia that heat loss through ventilation is greater than commonly assumed. In particular this heat loss is through leaky windows and ventilated bedrooms. Suggest that ventilation heat losses from dwellings are equal to or greater than transmission heat losses.