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1374 Attic Power Vents - Insulation Energy Efficiency - Attics
 
1374 Attic Power Vents - Insulation Energy Efficiency - Attics -

Image Text: Power vent > power vent may be controlled by a thermostat, manual switch or both > good soffit venting is required with a power vent so that air is pulled into the attic from OUTSIDE (rather than inside - wasting conditioned air) > air flow > insulation > soffit vent > wall > warm air > the power vent should not be operated in winter as it will pull warm air into the attic

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INSULATION

The Basics, Air/Vapor Barriers (Vapor Retarders), Venting Roofs, Venting Living Spaces, Attics, Flat and Cathedral Roofs, Walls Above Grade, Basements and Crawlspaces, Floors over Unheated Areas, Ventilation Systems

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