Dec 31, 2024 · In a poorly sealed house roof venting can increase the stack effect - meaning more air entering the house at the base, and exiting into the attic. That's why the …

Jul 25, 2024 · Exhaust air from bathroom fans should never be ducted into an attic but rather to a point outside the building enclosure.

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 …

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 …

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 …

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. 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 …

Dec 15, 2024 · I have no attic fans or whole house fans. The chimney is well sealed. Our house is under a lot of negative pressure and as a result it’s very cold in the winter. This air pressure is …

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 …

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.