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All About Attics - GreenBuildingAdvisor
Sep 12, 2014 · The classic attic is located above a flat ceiling and has the same footprint as the house below. Some attics are smaller than the footprint of the house, like the attic above the second floor ceiling of...
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Understanding the Energy Code: The 2021 IECC Attic Insulation ...
Sep 12, 2025 · Learn the requirements for residential attics in different climate zones, the impact on energy efficiency, and the importance of proper insulation installation.
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Attic baffles question - GreenBuildingAdvisor
Mar 24, 2025 · 1. Should there be baffles in the corner of the attic? In the first image, it looks like there are open soffit vents there, but there are no baffles. 2. […]
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Attic Upgrades and Ventilation - GreenBuildingAdvisor
Sep 30, 2024 · BGG had an energy audit done, which informed his plan to remove the existing fiberglass batts, air-seal the attic, install a ducted heat pump system, then blow in cellulose insulation. He asks if, while...
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Is Venting an Unconditioned Attic Necessary?
Jun 29, 2023 · Venting an attic in cooling season The warm-climate, summertime problems of shingle life and cooling costs also show little improvement from attic ventilation. Shingle life can be shortened by higher te...
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Air Leaks From Your Home To Your Attic Need To Be Sealed
Jul 3, 2014 · It’s important to keep attic air out of the house and house air out of the attic. That's why the home performance industry and every above-code building program make it a top priority to fully separate a...
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All About Attic Venting - GreenBuildingAdvisor
Dec 6, 2013 · A rundown of reasons why venting an attic makes sense and how it can prevent issues that negatively impact a house's performance.
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Is a cat walk in the attic above insulation safe for trusses ...
Feb 5, 2019 · Will I undermine my roof trusses at all by adding a catwalk in the attic with a series of 2×4’s? I’m trying to make it easier to do visual inspections of the roof and any repairs in the attic by setting ...
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Controlling Humidity in an Attic with Spray Foam Insulation
Jul 29, 2021 · Using an exhaust fan in an encapsulated attic Since that time, we’ve been experimenting with ways to keep the attic humidity low. One of the methods we’ve tried is using a small fan to exhaust air from ...
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Ducts in an Unconditioned Attic - GreenBuildingAdvisor
Feb 12, 2021 · Running unprotected ductwork through an attic can court problems. Particularly in hot-humid climates, moisture can collect on the outside of ducts in summer. Encapsulating ducts in closed-cell foam or f...