Showing results 1 - 6 of 6
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Attic ventilation fans exhaust hot air from the attic while replacing it with cooler air from the outside through intake vents
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Mold on the sheathing in this attic occurred after attic ventilation was increased
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Right – A non-combustible 1/8-inch mesh screen is installed on vent openings to reduce the risk of ember intrusion.
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Right – Raised heel trusses allow room for insulation over the exterior wall top plates, while baffles direct ventilation air to flow above the insulation from the soffit vents to the ridge vents.
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This solar powered attic fan runs when the sun is shining and does not draw any power from the home’s electrical system
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Wrong – Airborne embers can float into holes in damaged vent screens and ignite flammable items in the house or accumulated debris in the vent.