There are plenty of choices that will fit into an existing opening typically 22 or 25 inches by 54 inches.
Opening size for attic ladder.
Universal fit wood attic ladder with 250 lb.
The rough opening dimensions of this attic ladder are 30 by 54 inches.
Installs in any opening 18 in x 24 in or larger.
Ideal for hallways closets and other tight spaces.
10 ft 22 5 in.
Installs into small openings for access to untapped storage space.
First if there is an existing stairway measure from the outside to the outside of the existing box frame.
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.
The aa1510b aluminum compact attic ladder is lightweight and easy to open and close with the included assist pole.
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.
Conversely some homes have smaller openings or hatches.
A few have rails that telescope like an old fashioned shaving mirror.
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.
Choosing the right attic ladder choose the right attic ladder s rough opening dimensions.
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.
Do not measure the inside of the box frame and as that is not a true rough opening measurement.
You can watch a video or read this short article about how to measure the rough opening for an attic ladder.
Looking for a space adequate to this opening is your first step.
Choosing the right.
Compact aluminum attic ladder with 250 lb.
Note the measurement which is the width of the attic ladder.
Width dimensions of the.
9 ft 18 in.
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.
Basic space requirements for an attic ladder.
Choose the right attic ladder s ceiling height.
This attic ladder is quite easy to install and it is made out of good quality wood.
Full size attic ladders usually need an opening in the ceiling that is at least 22 1 2 x 54 inches.
Also make sure there is a suitable landing space in the attic so you can safely mount and dismount the ladder while carrying items.
Standard openings are 22 5 x 54 but some homes have wider openings.
Measure the rough opening in your ceiling both the width and length.
The rough opening is the length vs.