Technical Booklet K Ventilation·Page 16·1.14
Pressure-controlled trickle ventilators
Trickle ventilators can be designed to throttle down ventilation flow based on pressure differences to reduce draughts during windy weather.
Trickle ventilators are available which "throttle down" the ventilation flow according to the pressure difference across the ventilator so as to reduce draughts during windy weather.
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