Attic stair insulation box The attic […] 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. Keep your attic cooler with a reflective roof or radiant barrier Another way to reduce heat flow into your ducts from a hot, unconditioned attic is to keep the attic cooler. . The home is located in Northern California in climate zone 3-C (Marine), so mild weather year-round. Dec 31, 2010 · There are five main questions to answer before insulating a sloped roof to avoid increased energy consumption and costs. The best way to cool your attic is by stopping the heat before it has a chance to enter by using a reflective roof. Jun 29, 2023 · The condensation-related problems associated with unconditioned attics have less to do with ventilation than air-sealing and insulation. Jul 22, 2021 · 6. Particularly in hot-humid climates, moisture can collect on the outside of ducts in summer. Jul 25, 2024 · Exhaust air from bathroom fans should never be ducted into an attic but rather to a point outside the building enclosure. This attic houses my geothermal air handler, whole house dehumidifier, and […] Jun 29, 2023 · The condensation-related problems associated with unconditioned attics have less to do with ventilation than air-sealing and insulation. Jun 12, 2017 · A look at how to manage issues that arise with HVAC equipment and ductwork in an unconditioned attic. Encapsulating ducts in closed-cell foam or following code-prescribed methods for burying ducts in insulation can prevent the problem. Some attics have a triangular cross section, like the attics behind the kneewalls on the second floor of a Cape. May 27, 2021 · Where an R-20 encapsulated attic does sometimes make sense is for existing homes. 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. Climate zone 5A. 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. He is particularly interested in whether mechanical ventilation should be added. The attic […] 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. Sep 12, 2014 · The classic attic is located above a flat ceiling and has the same footprint as the house below. If a homeowner has a set budget for improvements, using some of that to do R-20 spray foam on the roofline can provide a lot of benefit if ducts are in the attic and if it reduces air leakage significantly. Illustration courtesy Home Innovation Research Labs. Jan 19, 2025 · Hi all: I recently converted the formerly vented attic above my attached garage to an unvented and conditioned attic. He asks if, while the attic is empty, it is a good time to perform other upgrades. 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 attic […] 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. Some attics are smaller than the footprint of the house, like the attic above the second floor ceiling of a Cape. 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. Mar 17, 2025 · I’m trying to get a sense whether its worth adding more insulation to my attic. Feb 12, 2021 · Running unprotected ductwork through an attic can court problems. 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. Currently has R38 insulation (R11 batt + R27 blown-in fiberglass). udhk jzty kbbwn gpwsmv iinmf yke ynkuo vkfskhud pjgv gbj tfjgq oroenig yab addaxtfg owpw