How To Insulate A Vaulted Ceiling 2x6

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.

How to insulate a vaulted ceiling 2x6.

If i retain the vaulted ceiling i ll need to furr out the 2x6 s to achieve the recommended r value. How to increase the interior ceiling joist for r38 insulation. The garage is 12x20 and has about a 27 degree pitch in the roof with 2x6s as rafters. Have a newly framed vented cathedral ceiling to insulate.

To keep fiberglass batts from blocking airflow rafter baffles should be. Insulation radiant and vapor barriers best insulation technique for 2x6 cathedral ceiling i ve just finished tearing out a very poorly done finished attic. I live in vermont so it s recommended to have around r50 insulation in the ceiling. In a vaulted ceiling however the only fresh air route lies between the insulation and the underside of the roof deck.

Stand on a ladder and using a caulk gun seal any areas where there is visible wiring or plumbing. Check the joists and wall plates for any holes or openings. I m looking for some suggestions in terms of insulating. Insulate a cathedral ceiling by ensuring there is no opportunity for drafts to get into the room.

Seal all ceiling openings. When renovating an older home whose roof rafters are only 2x6 really 5 1 2 x 1 5 in dimension the available space for insulation and ventilation is limited therefore limiting the options for a combination of good under roof ventilation and high insulation r values in the cathedral ceiling. Ceiling joists are the horizontal boards that span the width of the house resting on the outer wall plates and possibly on.