Attic access requirements after getting help from an internachi inspector we ve come up with irc r807 1 attic access.
Attic access size requirements.
The appraiser doing an fha appraisal told us that he cannot access the attic from the outside of the home only the inside and he can only use a maximum of a 4 ladder to access it.
Attic access r807 1 attic access.
Access openings through the floor shall be a minimum of 18 inches by 24 inches 457 mm by 610 mm.
The vertical height shall be measured.
The vertical height shall be measured from the top of the ceiling framing members to the underside of the roof framing members.
The minimum size for an attic s access building codes.
Attic area exceeds 30 square feet and minimum vertical height of 30 inches measured from the top of the ceiling framing members to the bottom of the roof.
The attic may be accessed through a scuttle door or attic hatch usually located in a closet or main hallway.
This section makes it very clear.
Buildings with combustible ceiling or roof construction shall have an attic access opening to attic areas that exceed 30 square feet 2 8 m2 and that have a vertical height of 30 inches 762 mm or greater over an area of not less than 30 square feet.
Openings through a perimeter wall shall be not less than 16 inches by 24 inches 407 mm by 610 mm.
Access shall be provided to all under floor spaces.
The rough framed opening of the attic access shall be not less than 22 inches by 30 inches 559 mm by 762 mm for you canucks.
The rough framed opening.
For smaller attic openings with a minimum measurement of 18 x 24 you will need to measure the swing clearance inside the attic space.
Buildings with combustible ceiling or roof construction shall have an attic access opening to attic areas that have a vertical height of 30 inches 762 mm or greater over an area of not less than 30 square feet 2 8 m 2.
The compact attic ladder requires a minimum height of 28 and minimum depth of 44 inside the attic above and behind the opening.
He told us we needed to install an access from inside the home.
Energy star thermal bypass checklist topic 5 1 5 2 attic ceiling attic access panel shall be fully attic drop down stair shall be fully interface gasketed and insulated gasketed and insulated energy star does not supersede code requirements.
Isn t our home grandfathered in.