Without a little help 2 gable vents on each side of a knee wall attic won t move much air.
Vented attic space with a knee wall.
In this case the area behind the knee wall will be uncomfortably hot or cold.
The air barrier used to isolate the living space from the attic is usually the taped drywall while the thermal barrier is the insulation placed on top of the drywall.
Any penetration between the conditioned interior air and the knee wall space needs to be sealed tight.
Efficient especially if ductwork is in the attic rudd 2005.
Moisture resistance the attic will stay dry avoiding problems with mold and wood rot and thus can serve as living or storage space.
If only the living space will be insulated wrap the insulation around the room s walls and ceiling and then continue along the floor of the non living space.
There are two basic ways to insulate a finished attic.
Framing basics for attic knee walls along the sides of your loft or attic space.
Typically the ceiling is not a single horizontal plane but a series of horizontal planes vertical planes knee walls and sloped planes all intersecting to create the ceiling.
The fourth point is between the roof rafters over the knee wall top plate.
If the room you re attempting to cool has an exterior wall that leads directly outdoors you can cut a hole in that wall just large enough to provide adequate venting for all the hot air you re sucking out of the interior space.
Vent through an exterior wall the first option is to vent the portable air conditioner through an exterior wall.
This includes built ins recessed lights vent fans duct work and electrical outlets.
One static vent style is the turbine vent which uses wind to power its enclosed fan all it takes is a light breeze to rotate the blades and suck heat out of the attic view example on the home.
Bob you are correct i only install a fan if there is an opposing gable vent to pull intake air from.
Disaster resistance roofs over unvented attics are less likely to be blown off in high winds because the wind cannot readily enter the attic.