Cathedral Ceiling Insulation Detail

Then insulate below with fiberglass or cellulose add a vapor retarder and your finish ceiling.

Cathedral ceiling insulation detail.

Attic trusses typically have a sloping ceiling. Yes a cathedral ceiling detail would be very similar but the challenge of many cathedral ceilings is the added structural elements electrical boxes and the desire for wood board ceilings all which start compromising the drywall layer which in your detail is used at the air barrier. The new workshop will be located over my garage in an area that was framed using attic trusses when we built the new house. Cathedral ceilings are a feature in many homes that add to value to the house because the high ceiling tends to make rooms look larger.

While fiberglass insulation is an excellent and effective product for insulating most building cavities in areas where there is extra risk of trapping moisture and thus rot or mold infections such as crawl spaces and cathedral ceilings where roof venting may be absent or minimal we prefer to use closed cell foam insulation products or spray. I m in the early stages of building an amazing workshop to showcase tools over at tool box buzz and shop projects here at hci. It provides an open airy look and feel to the room and they are often in demand among home buyers. Insulating cathedral ceilings can be quite challenging.

That is create a vent channel above the insulation with low and high vents. You ll want a tight ceiling air barrier with no air leakage into the cathedral ceiling a critical detail for all cathedral ceiling designs. Above the insulation leave a 1 1 2 in.