Technical Booklet K Ventilation·Page 24·2.12
Background ventilators sizing for winter
Background ventilators are sized for winter conditions. Additional ventilation during warmer months should be provided through rapid ventilation provisions such as openable windows.
The background ventilators have been sized for the winter period. Additional ventilation may be required during warmer months and it has been assumed that the provisions for rapid ventilation (e.g. openable windows) will be used for this purpose.
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