Insulate Cathedral Ceiling Without Ridge Vent

Our plan is to put rigid board up between the 2x4 s caulk the edges and then hang sheetrock.

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. The right way to insulate attics and cathedral ceilings with batts using certain t. Having said that i think you can exactly what i did in my shop but you can skip any ventilation issues and just be sure it s all sealed well. Below is 1x decking and 2x4 rafters.

I would insulate the entire ceiling roof without any vents. Insulating an unvented cathedral ceiling. Cold climate michigan note. 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.

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. 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. Ted what is the best way to insulate a cathedral ceiling with 6 16 of space between the drywall and roof sheathing. Flat roof cathedral ceiling we re going to give it a try.

A cathedral ceiling is a sloping and pointed ceiling which is usually high and open. 16 gap at the peak 6 gap down near the wall top plate intersection. Existing is a fourteen year old roof with 2 of closed cell roofing foam with an acrylic elastomeric coating. 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.

It provides an open airy look and feel to the room and they are often in demand among home buyers. In an attic without soffit vents you can add insulation in the corners and the wedges between the slope of the roof and the floor of the attic which serves as the ceiling for the room below. In this situation it s much like a cathedral ceiling. Suggestions for un vented or hard to vent building roof cavities.

Soffit vents and ridge vent are available.