Ridge Or Power Fan Attic Vents

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Ridge or power fan attic vents.

Hidden in plain sight and often camoflauged by specialty ridge shingles these. Like attic fans ridge vents are designed to exhaust air that is already inside the attic. While a simple vent is sometimes used to allow for the passive flow of air it s also possible to add a powered attic fan commonly called an attic power ventilator. When the power vent goes on it can actually pull air from the ridge vent which can cause an imbalance of airflow along the underside of the roof deck.

Ridge vents are a passive system simply allowing hot air to rise up through them rather than pushing it out as a fan does. Read on to find out more. Most homes already have some passive attic venting built in. Having both a power vent and ridge vent installed on your roof can short circuit the attic ventilation system.

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. Once inside the air heats up and rises higher ultimately exiting through venting at the roof s gables through ridge vents cut into the roof s apex or other vent holes in the roof. Cool air enters the attic through soffit vents in the eaves. Should we remove one combining an attic vent fan with a ridge vent is not recommended since it can reverse the natural flow of hot air in the attic.

It is compatible with 3 or 4 ductwork and includes a 3 to 4 adapter for convenience. Fan rarely necessary vents that run along the roof ridge are an alternative to those that exit through the roof decking or gables and if the ridge is long enough they may be the only roof vents. Ridge vents openings that run the entire length of your roof along the ridge are often visible only to a trained eye. Attic power ventilators are mounted to the roof of the home and are connected electronically to a power source and in most cases the home s thermostat.

Today s homeowner serves cookies to analyze traffic and better serve you. This is different from soffit vents which allow air to travel into the attic. See the benefits of attic ventilation a new roof is more than just shingles.