Vented Cathedral Ceiling Insulation

It provides an open airy look and feel to the room and they are often in demand among home buyers.

Vented cathedral ceiling insulation.

Although many view this as a new method as stated previously many contractors have been doing this for years. Solar age magazine articles on renewable energy energy savings construction practices best practices guide to cathedral. Should i install an air barrier in the cathedral ceiling above the insulation. In fact as far back as 1975 ncima standard n 301 75 stated.

Cathedral ceiling ventilation design guide how should i vent a cathedral ceiling. The current plan is to use batts of some kind in the bays take care to air seal the interior surface avoid penetrations air seal the vent channel too bays fully sealed double prime the inside surface for vapor resistance. In particular using fiberglass insulation in an un vented cathedral ceiling is most likely to give way to discovery of advanced hidden damage and or mold over the life of the building and may give shorter roof shingle life as well as causing higher indoor temperatures than with a vented roof cavity design. A cathedral ceiling is a sloping and pointed ceiling which is usually high and open.

Then insulate below with fiberglass or cellulose add a vapor retarder and your finish ceiling. Does air movement wind washing through a vented cathedral ceiling cause heat loss through the insulation. You ll want a tight ceiling air barrier with no air leakage into the cathedral ceiling a critical detail for all cathedral ceiling designs. Straight bays 2x12 24 o c.

Have a newly framed vented cathedral ceiling to insulate.