
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 …
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.
Attic baffles question - GreenBuildingAdvisor
Mar 24, 2025 · In areas where there are hips or valleys, ventilation baffles are often not installed where the roof framing prevents ventilation from occurring. This also sometimes happens with gable roofs …
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.
Problems with Attic Trusses - GreenBuildingAdvisor
Feb 14, 2024 · Attic trusses, sometimes called room trusses, are factory-built systems that simplify a roof build-out and are engineered to meet the structural requirements of local codes and conditions.
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 …
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 …
Closed spray foam insulation in attic - GreenBuildingAdvisor
Apr 16, 2025 · We are renovating our attic to convert it to livable space. The house itself is a Tudor with no overhangs or soffits, built in the 1920s. The contractor has installed knee walls that admittedly …
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 …
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 …