Proper Home Attic Ventilation

If you don t see any attic vents on the roof or in the eaves you need to add some.

Proper home attic ventilation.

About attic ventilation natural attic ventilation. It helps your home rid itself of moisture smoke cooking odors and indoor pollutants. Attic fans are intended to cool hot attics by drawing in cooler outside air from attic vents. That said air resistance and interference such as vent grates reduces the area of true ventilation.

Intake vents located at the lowest part of the roof under the eaves allow cool air to enter the attic. These vents allow outside air to enter the attic at the lowest point of the roof along the underside of the eave. Touch your ceiling on a warm sunny day. Installing continuous soffit vents along the outer edge of the eaves adding a ridge vent insulating along the top plates to meet or exceed the r value already in the walls sealing the attic floor to make it airtight and making sure there s the recommended r value of properly installed.

At first it may seem odd to add insulation for warmth and then purposely allow cold air to. Attic ventilation works on the principle that heated air naturally rises primarily utilizing two types of vents. Look at your eaves and roof. You ll want to pull out the six inches remaining and put a full fluffy eighteen inch piece of material in place.

Proper attic ventilation attics should be insulated to r 38 which is approximately eighteen inches of insulation material. A hot ceiling tells you that the attic is acting like a solar oven. If there are portions of insulation that have been eroded down don t just slap some extra material on top. Guide to attic air ventilation adequate ventilation.

Proper interior ventilation is vital to your family s health and comfort. If your home is fitted solely with small gable end vents or a ventilator high in the roof you might want to consider adding soffit vents to increase airflow. Structural ventilation controls heat levels in the attic moderates dampness in the crawlspace and basement and keeps moisture out of uninsulated walls. Ventilation can be accomplished using various products and techniques.

Before we explore how to. Without exception you should talk to a professional to determine what your home requires. Hot air exhaust vents located at the peak of the roof allow hot air to escape. Here are four signs of an unventilated or under ventilated attic.

Proper attic ventilation offers numerous advantages to the homeowner.