If you are placing the drywall directly on top of the foil then the other side of the foil must be open to an air gap not insulation or some other material.
Putting up drywall in attic.
Thick drywall is stiffer and tends to go up flatter with less waving.
Only if there is an air gap in the assembly.
The plywood will create a smooth strong ceiling without having to apply drywall tape and mud to the ceiling.
A lift tilts from vertical to horizontal.
Hang the abutting panel leaving it long and trim it to create a tight well fitted corner.
The most commonly used drywall thicknesses are 1 2 inch and 5 8 inches thick.
Use a zippered insulated tent to keep the enclosure draft free attic tent at 7 attic cover insulator 120.
Run the plywood down to the top of the knee wall.
Check local codes for specific requirements of your area.
Attic hatch or door.
The standard panel is 4x8 feet although 10 foot and 12 foot panels are available.
Wheels allow you to roll it up to the drywall stack load a sheet onto the rack roll it back into position and crank the sheet up into place.
Protect the corners with metal corner bead.
A lift makes it possible to hang rock solo but it s still nice to have a helper for loading the rock onto the lift.
Staple a 4 to 8 mill.
Cut a piece of drywall long so that it hangs over the corner.
Use screws to attach sheets of birch plywood to the angled ceiling over the insulation making sure to drive the screws into the ceiling joists.
Thread the twine between the joists attaching it to the sides of the joists with drywall screws or roofing nails.
Affix rigid foam insulation to the attic side of the hatch or door.
Trim it with a spiral saw after it s in place.
Add weatherstripping around the perimeter and a sweep to the door of a walk up attic.
Typically the air gap would be between the outer layer and the foil layer.
Plastic paneling is very easy to install making it an easy drywall alternative to recommend.
You can put them right over the studs so it s really convenient overall.