Why it is good to have ventilators at the top of the walls

1.	Why it is good to have ventilators at the top of the walls
Answer» VENTILATORS are provided in the rooms at the top of the roofs, just below the roofs because if the air inside the room GETS hot thehot air RISES up and FLOW through these ventilators and THUS cool air remains at bottom so that to relive in hot sumers.

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Why it is good to have ventilators at the top of the walls

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