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  1. Should I vent my unvented garage attic? - GreenBuildingAdvisor

    Nov 19, 2024 · I’m building a new single-story single-family house with an unvented attic and am looking for input on how to address my attached unvented garage attic. The home is located in Northern …

  2. 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 …

  3. 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 …

  4. Finalizing insulation in converted conditioned attic

    Jan 19, 2025 · Hi all: I recently converted the formerly vented attic above my attached garage to an unvented and conditioned attic. This attic houses my geothermal air handler, whole house …

  5. 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 …

  6. 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.

  7. Accessing Attic Via Exterior Door Gable Wall - GreenBuildingAdvisor

    Sep 14, 2017 · The house we are designing will have an attic with roof trusses. No ductwork in it, just lots of insulation. The only time I think it would need to be accessed would be to check for or repair …

  8. Attic remodel / sistering rafters - GreenBuildingAdvisor

    Jun 9, 2025 · After early framing help from a capenter, I’m taking on an attic renovation. The carpenter installed knee walls at 35 inches. Because the existing 2×6″ collar ties were only halfway […]

  9. Does Spray Foam in the Attic Make It a High-Performance Home?

    May 27, 2021 · Where an R-20 encapsulated attic does sometimes make sense is for existing homes. If a homeowner has a set budget for improvements, using some of that to do R-20 spray foam on the …

  10. A New Look at Conditioned Attics - GreenBuildingAdvisor

    May 28, 2021 · The problem is attic ductwork The main reason that anyone talks about conditioned attics is that some builders want to install ducts in the attic. Installing ducts in an attic is a bad idea, …