Roof Ventilation Source

Factors such as code requirements regional climate and roof and ceiling designs all need to be considered when venting your roof.

Roof ventilation source.

Continuous or individual soffits. The net free area is the total unobstructed area through which air can enter or exhaust a non powered ventilation component. The main goal of the job is to make sure there s enough air circulating under your roof. Soffit vents are one of the most popular intake vent styles.

Planning your ventilation system when you are planning your attic ventilation system you should have at least one square foot of net free ventilation area for every 150 feet of attic space measured at the attic floor level. Roof ventilation this picture represents what is considered to be the best way to ventilate a roof space. Fairly simple stuff fresh air in old stale air out. These vents allow exhaust to escape.

There are two main types of roof ventilation. Different forms of high and low level ventilation are used as well apart from the soffit vents and ridge vents pictured. Roof ventilation systems are unique to every home. They are easy to install under the roof s overhang which is known as the soffit are generally hidden from sight and provide excellent protection from weather outdoor debris and pests while still allowing air to flow into the attic.

In some ways roof ventilation is as much as an art as it is a science and installing your own roof vents based on something you read online is like trying to diagnose a skin rash using webmd. Roof ventilation at work.