Question

why ventilators are made in houses.​

Answer 1

Answer:

It is done so to remove the harmful impure air and to replace it by the cool fresh air. It rises upwards and can go out through the ventilator provided near the roof. The cold fresh air from outside enters the room through the doors and windows. please mark brainliest

Answer 2

Answer:

it helps in to keep the room at the same temperature by throwing out hot air.