I found a good article that has a bit more information on scuttle attics if you d like to read more.
Diy attic hatch.
In days long gone such openings.
Basically a scuttle attic is a hole in the drywall ceiling that leads to the attic with a small attic access panel that covers it.
Use a zippered.
If you have pull down attic stairs or an attic door these should be sealed in a similar manner.
Pull down stair or ladder.
Call it a scuttle trap door or attic hatch every attic needs an entrance and often it s merely a square opening in the ceiling.
For this attic hatch you need.
Add weatherstripping around the perimeter and a sweep to the door of a walk up attic.
So when the hatch is lowered the insulation just sits above the surrounding insulation or joists.
A diy attic hatch option.
Diy sealing the attic hatch attic hatches are often not air sealed allowing air to transfer between the conditioned space and the attic.
Here in canada our minimum attic insulation requirement is r 40 that s a metric u value of 0 142 if you re in europe or actually using the units we re supposed to be in canada.
Attic hatch energy loss and insulation the problem is that the insulation doesn t fit into the access opening because it s designed to fit tightly between the joists and can t fit into the opening of the attic access without being pushed in.
It s a diy project you can tackle in a weekend.
Treat the attic.
The nice thing about an insulated attic hatch is it performs bothfunctions quite well helps one besides the materials below allyou need is a tape measure a utility knife or saw and a caulk gun.
Weatherstrip the edges and put a piece of rigid foam board insulation on the back of the door.
Affix rigid foam insulation to the attic side of the hatch or door.
Attic hatch or door.
These issues results in drafts heat loss in the winter.
Before installing the attic access hatch you will want to insulate the backside of it before putting everything in place.
In addition they are usually constructed from thin wood or drywall neither of which provides any appreciable resistance to energy loss.
The most common of these is the push up type panel that is simply drywall or plywood held in place by simple wood trims.
The attic access door is often the name used to describe push up type access panels knee wall doors or any type of entry point into the attic space.
Building an attic trap door.
Once you have finished sealing all of the leaks in your attic the next step is to weatherstrip your attic hatch or door.