Most attic ladders are made to fit between joists set at 24 inches on center.
Framing opening attic ladder.
Measure the rough opening s width and length in three different spots at the top and bottom of the framing.
Insert shims into the gaps between the ladder unit frame and the ceiling framing.
This step is necessary regardless of whether you re expanding an existing hatchway or creating new attic access.
And standard ceiling openings of 22 5 in.
Weight capacity designed to fit ceiling heights from 8 ft.
Fold down attic stairs provide convenient access to your attic without taking up space in the floor below the attic.
Snap chalk lines onto the ceiling to represent the rough opening of the attic staircase.
How do measure pull down attic stairs.
Cut out attic access opening photo by karim shamsi basha.
When locating your attic ladder make sure the bottom of the ladder will fall in a safe spot where there is room to maneuver both from the bottom of the stairs and as you enter the attic.
Make the most of all of that space in your roof with an attic ladder.
Whether you already have an existing cavity in your roof or need to create a new one t.
How you enlarge or install an attic hatchway opening will depend on the type of framing used in your attic.
You ll need at least three critical measurements.
The werner wood universal fit attic ladder features the werner wood universal fit attic ladder features a 250 lb.
This part deals with framing the attic opening.
Make sure you have a space between the joists at least as large as the rough opening shown on the box and that any cut joists are attached to uncut joists.
Peek into the attic to make sure there aren t any ducts wires or pipes in the way.
The width and length of the rough opening and the ceiling height.
Roughing an opening for fold down attic stairs.
Center the ladder unit in the framed opening from the attic side and confirm that there s sufficient space along all edges for the ladder door to open freely from below.
In new installations a rough.