About 50 results
Open links in new tab
  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. 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 …

  3. 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 …

  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. Blown-in fiberglass on top of batt insulation in attic ...

    Mar 13, 2025 · The photo below shows a thermal image of our ceiling with only R11 batt insulation installed. Blown-in insulation will be added on top. I’m trying to determine if using blown-in insulation …

  8. 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 …

  9. 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 …

  10. How to Air-Seal an Attic Access - GreenBuildingAdvisor

    Jul 14, 2022 · How to get a good air-seal at attic pull-down stairs, scuttle holes, and kneewall doors to keep conditioned air in the house.