Question

can someone explain ventilation plzz​

Answer 1

Like you are sitting in your room, the air in your room pass through the windows and go outside then air from outside comes in to take its place,this continuos process is called ventilation.

Answer 2

We mandatorily need fresh air more particularly we need atmospheric oxygen for our continuous respiratory works.

For this reason in the all over architecture of a house,there are some small inlets of air which are mainly situated in the upper portions of the walls.

These air inlets allow the oxygen to flow inside the room.

These air inlets are known as the ventilators and this whole process is known as the ventilation process.

This ventilation is a mandatory necessity in a total architectural plan of a building.