In this situation it s much like a cathedral ceiling.
Insulate cathedral ceiling without ridge vent.
Rigid foam board installation in the case of a cathedral ceiling involves installing three different layers that are each 1 5 inches thick according to the.
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.
Insulating an unvented cathedral ceiling.
16 gap at the peak 6 gap down near the wall top plate intersection.
Monitor the condition of the roof from above with an annual inspection unattended leaks on any roof structure can lead to costly rot insect or mold damage but on a well insulated sealed cathedral ceiling roof leaks from above can go for quite a while without notice from inside the building.
Our summers in northern california can be pretty hot amp i am looking to add more insulation to my attic the attic floor is insulated already there is a ridge vent there are 2 gable vents 1 has a fan there are 2 between rafter vents there are no soffits or eaves so no vents there.
I would insulate the entire ceiling roof without any vents.
Cold climate michigan note.
Ted what is the best way to insulate a cathedral ceiling with 6 16 of space between the drywall and roof sheathing.
Suggestions for un vented or hard to vent building roof cavities.
Soffit vents and ridge vent are available.
Today most experts feel that unvented cathedral ceilings are the best.
A cathedral ceiling is a sloping and pointed ceiling which is usually high and open.
Below is 1x decking and 2x4 rafters.
Worries about the hot roof un vented cathedral ceiling designs how to.
How to avoid condensation leaks attic mold insulation mold structural damage to roof framing when roof venting is not possible cathedral roof and knee wall insulation venting air path options in older homes hot roof designs.
It provides an open airy look and feel to the room and they are often in demand among home buyers.
The right way to insulate attics and cathedral ceilings with batts using certain t.
Flat roof cathedral ceiling we re going to give it a try.
If you decided to use a rigid foam board to help insulate your cathedral ceiling you would install the board on top of the roof sheathing and underneath the plywood at the top of the roof.
Existing is a fourteen year old roof with 2 of closed cell roofing foam with an acrylic elastomeric coating.