Cellulose Insulation Vaulted Ceiling

R value insulation receives a rating.
Cellulose insulation vaulted ceiling. You ll want a tight ceiling air barrier with no air leakage into the cathedral ceiling a critical detail for all cathedral ceiling designs. That is create a vent channel above the insulation with low and high vents. Scissor truss s are cathedral ceilings that the insulator can crawl threw from the attic access area. Plus with fiberglass batts you must leave ventilated space further diminishing the insulating potential of the cavity.
Vaulted ceilings require venting as well as insulation. Knee walls have attic on one side and a heated area of the home on the other. Cellulose insulation s higher r value is very important in limited space areas such as a cathedral ceiling cavity. Insulating a vaulted ceiling is similar to insulating exterior walls with one notable difference.
Cathedral vaulted ceilings fix upgrading to cellulose insulation video summary cathedral ceilings can be a real nightmare for energy efficiency because first of all you have all of that space that your heating that you can t feel. Vaulted cathedral ceilings scissor truss s cathedral ceilings can be re insulated using cellulose dense pack method. Then insulate below with fiberglass or cellulose add a vapor retarder and your finish ceiling.