Minimum vertical height of 30 inches measured from the top of the ceiling framing members to the bottom of the roof framing members.
Attic access requirements.
The vertical height shall be measured from the top of the ceiling framing members to the underside of the roof framing members.
Size of scuttle and accessibility of the attic dictate the level of entry.
Wednesday july 4 2018.
Not many people probably know this but fire rated attic access doors can actually improve the energy efficiency of any building.
The florida building code fbc and international residential code irc both require a minimum of one attic access opening for homes with combustible such as wood roof construction if the attic space meets these two criteria.
The attic must be entered at a minimum by head and shoulders whether access is by pull down stairway or scuttle.
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 mark d.
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.
If unable to visually evaluate the improvements in their entirety the appraiser must contact the lender and reschedule a time when a complete visual inspection can be performed.
2 an attic access door helps in improving the building s energy efficiency.
The rough framed opening.
If you re constructing a new build you have to check your local building requirements to see if you need a fire rated ceiling or attic access panels.
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.
Attics containing appliances requiring access shall have with an opening and a clear and unobstructed passageway large enough to allow removal of the largest appliance but not less than 30 inches 762 mm high and 22 inches 559 mm wide and not more than 20 feet 6096 mm long when measured along the centerline of the passageway from the opening to the appliance.