Conversely some homes have smaller openings or hatches.
Opening size for attic ladder.
Installs into small openings for access to untapped storage space.
There are plenty of choices that will fit into an existing opening typically 22 or 25 inches by 54 inches.
The rough framed opening.
It s important to understand the opening size you have or will create to ensure you select the correct attic ladder product for your home.
A few have rails that telescope like an old fashioned shaving mirror.
Some slide some fold.
First if there is an existing stairway measure from the outside to the outside of the existing box frame.
The rough opening is the length vs.
Width dimensions of the.
Compact aluminum attic ladder with 250 lb.
You can watch a video or read this short article about how to measure the rough opening for an attic ladder.
Full size attic ladders usually need an opening in the ceiling that is at least 22 1 2 x 54 inches.
Measure the rough opening in your ceiling both the width and length.
Also make sure there is a suitable landing space in the attic so you can safely mount and dismount the ladder while carrying items.
Installs in any opening 18 in x 24 in or larger.
Choosing the right.
You have your pick of wood aluminum or steel in different heights weights and load capacities.
Now it s time to measure the ceiling to floor height.
Choosing the right attic ladder choose the right attic ladder s rough opening dimensions.
This attic ladder is quite easy to install and it is made out of good quality wood.
Universal fit wood attic ladder with 250 lb.
Basic space requirements for an attic ladder.
10 ft 22 5 in.
The 2012 international residential code requires an attic access opening for attics with an area greater than 30 square feet and a vertical height in excess of 30 inches.
Note the measurement which is the width of the attic ladder.
Stretch the tape measure over to the right side of the attic ladder door stopping at the inside edge of the trim molding on that side.
Do not measure the inside of the box frame and as that is not a true rough opening measurement.
Choose the right attic ladder s ceiling height.
9 ft 18 in.
Ideal for hallways closets and other tight spaces.
Place a tape measure at the left side of the attic opening on the inside edge of any trim molding but the outside of the actual attic ladder frame.
This ladder also has an adjustable height which means that it can easily adjust to fit ceiling heights spanning from 7 feet and 10 inches and 10 feet and 1 inch in diameter.
Looking for a space adequate to this opening is your first step.