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1377 Insulating Flat and Cathedral Roofs - Insulation Energy Efficiency - Flat Roofs
 
1377 Insulating Flat and Cathedral Roofs - Insulation Energy Efficiency - Flat Roofs -

Image Text: Cross section > 1: treat as an attic - ventilate above insulation > roof sheathing > roof joist > ventilation space > vent > insulation > siding > wall stud > cross section > 2: completely fill roof space > roof sheathing > insulation > siding > wall stud > cross section > 3: insulate above roof structure and around perimeter > a: insulation above sheathing > membrane > insulation > roof joist > insulation > siding > wall stud > b: IRMA - Inverted Roof Membrane Assembly roof or protected membrane roof > ballast > insulation > roof sheathing > cross section > 4: insulate below roof structure (retrofit) > roof sheathing > roof joist > ventilation space > vent > siding > insulation > wall stud > original ceiling > new drywall

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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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