You ll need to use timber that is the same size and strength as the joists you are trimming and for the lining material afterwards 90mm x 18 25mm smooth planed timber is generally fine and.
Cutting ceiling joist for attic access.
Werner s easy access attic ladder 5 cut ceiling joists step 1 mark.
Yes you can typically cut through joists but you must make some additions known as trimmers and headers to the framing as well.
The ceiling joists will not hold much weight being only 2x4 s.
Position a stepladder directly under the desired area for the attic access hole.
Cut 2 joist sized boards long enough to span two joists on each side of your chosen.
But a few precautions are necessary to ensure that the ceiling doesn t sag if and when you have to do some surgery.
Standard joist spacing for the installation of attic flooring materials is 16 inches on center oc meaning the distance from the center of one joist to the center of the next joist is 16 inches.
This little tutorial for how to head out your attic access is for you cheers.
Install the two main replacement support joists the ones that run parallel to existing joists before you cut the.
If the room has no ceiling.
Trimming the ceiling joists.
Fitting a loft trap for easy roof attic access.
Make sure there are no wires in your attic that will interfere with your new attic access.
Locate the joists behind the drywall.
How to cut a hole in the ceiling for attic access 1.
Cutting and supporting joists or roof rafters is called trimming.
If the room has a ceiling and you have cut the required hole go to step 2.
If no joists span the hole in the ceiling go to the section on framing the rough opening if any joists span the hole go to the section on cutting the ceiling joists click here to purchase an easy access attic ladder by werner.
Figure 1 modified joists remove any insulation that is directly in your work area and remember to replace it after you have completed the new.
It may be necessary to add.
No the house won t split down the middle if you have to cut the ceiling joists.
Note that the trimmers run the whole length of the joists in place.