Good attic ventilation is important for preventing ice dams in the winter.
Static vent and spinner vent in roof.
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As air is pulled from the attic space by the turbine vent ridge vent or even an electric powered fan the same amount of air must be allowed to flow into the attic space where the roof passes over the exterior walls of the home.
Unlike turbines this venting style does not have any moving parts.
A ridge vent runs across the top of the roof s peak.
These can be ridge vents wind turbines or the flat vents your roofer wants to install.
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If there is not enough soffit air coming in then the vents may create a partial vacuum in the attic space.
Dynamic or power.
Item 863694 model tob12sbr.
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If you re in need of roof ventilation a roofing contractor can help.
There are two types of ventilation available.
Air vent airhawk 12 in aluminum externally braced roof turbine vent.
A ridge vent is similar to a screen and allows heat to escape up and out of the attic.
Attic must have 5 sq.