Roof Air Ventilation System

The majority of roofing experts agree that ridge vents are the most effective and cost effective roof vents available.

Roof air ventilation system.

In a hot climate roof vents expel hot air from the roof or attic while relieving the load on the air conditioning system. What exactly does that mean. While hardly anybody agrees on the best roof ventilation system everybody agrees some roof vents do hardly any good at all. See the benefits of attic ventilation a new roof is more than just shingles.

Plus roofing and attic ventilation systems can protect homes from the expensive roof and structural damage caused by trapped heat ice dams moisture and mold. When installed as part of a properly balanced when installed as part of a properly balanced attic ventilation system gaf cobra exhaust vent is a shingle over exhaust vent installed at the roof ridge that helps exhaust excess heat and moisture from your attic. Prior to installing the ridge vent a 1 inch wide strip of roof decking is cut out along both sides of the ridgeline to allow for air movement through the vent. Effective attic ventilation systems reduce damaging heat and moisture in your attic promote energy efficiency by helping to reduce the load on your air conditioner in the summer and also reduce the risk of ice dam formation on your roof.

Take for example ridge vents. Hot air exhaust vents located at the peak of the roof allow hot air to escape. In short an adequate and balanced ventilation system is one that allows an equal amount of air to enter and exit the attic area. The early to mid 20th century saw the development of this concept.

I have roof vents so i have roof ventilation. Big organizations like the forest products laboratory and even the american society of heating refrigerating air conditioning engineers realized that poor roof ventilation systems could cause condensation problems in a. A ridge vent is a ventilation strip that is placed along the ridgeline of the home. Roof ventilation is not a new process by any means.

Owens corning recommends a balanced ventilation system based on the u s. The building codes and building science for natural roof ventilation however only appeared in the 1940s. For all roof designs however the most important feature of a roof ventilation system is adequate and balanced airflow. Build your roof empowers you to select each layer and component that goes into your total protection roofing system so that you get the roof you want to protect.

It is important that air movement occurs and is not impeded by any framing members of the. Allows cool dry air to enter the attic. Roof ventilation in a cold climate vents moisture and ensures a cold roof temperature to avoid ice dams.