And standard ceiling openings of 22 5 in.
Attic access size code.
Minimum opening size 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.
Here s the full text of the code.
For smaller attic openings with a minimum measurement of 18 x 24 you will need to measure the swing clearance inside the attic space.
The type of attic access determines the means you can install for entrance into the attic.
The werner wood universal fit attic ladder features the werner wood universal fit attic ladder features a 250 lb.
Where the access is located in a ceiling minimum unobstructed headroom in the attic space shall be 30 inches 762 mm at some point above the access measured vertically from the bottom of ceiling framing members.
If the access is located in the ceiling the minimum unobstructed headrom above the opening must be 30 inches measured vertically at some point over the access.
These specs are per r807 1 of the international residential code irc and the residential edition of the florida building code fbc.
Built for safety this sturdy wood ladder makes it easy to access your attic with nine non slip steps and a convenient handrail for support while climbing.
If the attic space is smaller than these specs then an access hatch is not required.
Solutions for the new code requirements r 42 attic access hatch exceeds all code requirements 22x30 pre finished white wood frame trim e zh t h triple gasketed air tight seal z hatch mark d.
What your attic probably does not have is a set of code compliant stairs.
Weight capacity designed to fit ceiling heights from 8 ft.
Your attic may presently have a fixed ladder a pull down ladder or no ladder at all.
To convert your attic to living space you cannot provide access via a ladder.
Building codes according to the 2006 international residential code r807 1 attic access homes with combustible materials in the ceiling and roof construction must have an access to attic areas that exceeds 30 square feet and with a vertical height of.