Do you have to have a vent hood?
Most residential building codes do not require a range hood over a stove or counter, but it would be prudent to make sure that its location is not the exception.
Is a vent required over a stove?
Most residential building codes do not require a range hood on a stove or kitchen lid, but you would be careful to make sure your location is not the exception.
Are rafter vents necessary?
To fully cover the floor of your attic with insulation up to the front, you need to install chevron fans (also called insulating baffers). chevron fans must be placed in the ceiling of the attic between chevrons at the point where the ceiling of the attic is located with the attic floor.
Is a ceiling fan necessary?
Install a fan in each room that needs to cool during hot weather. Turn off ceiling fans by leaving a room of fresh people fans, not rooms, creating a cold wind effect. ceiling fans are suitable only in rooms with ceilings of at least eight feet high.
Are bathrooms required to have a vent?
Section 1203.4. 2.1 of the California Construction Code requires that all bathrooms with bathtubs, showers, spas or similar appliances be ventilated by an escape ventilator. The ventilator must conform to Energy Star and be evacuated outside.