Attic Draft Stop Requirements

The international code council icc is a non profit organization dedicated to developing model codes and standards used in the design build and compliance process.

Attic draft stop requirements. They make the building designer decide either to put draft stops in the attic or sprinkle it or if for some reason the building is sprinkled for some other reason it gives an exception. Draftstopping is required as summarized below for combustible attics. Group r 2 o required if three or more dwelling units o draftstopping must be installed to subdivide concealed combustible attic spaces. 3 if draftstoppingis required the 1 000 sflimit applies but the divided spaces must be approximately equal.

The international codes i codes are the widely accepted comprehensive set of model codes used in the us and abroad to help ensure the engineering of safe sustainable affordable and resilient structures. In order to meet ul requirements it is self closing and self latching. Stookeyfpe specifier regulator 19 dec 06 23 27. The sections deal with draft stops and if they are required or not depending on if the building is sprinkled.

1 if there is no useable space above the assembly an attic or below it a crawlspace draftstoppingisn t required. Draftstopping shall be installed in attics and concealed roof spaces such that any horizontal area does not exceed 3 000 square feet 279 m 2. If you want a draft stop ceiling access panel that has a lot of benefits to offer best access doors has it. Draft stops shall be installed in attics mansards overhangs false fronts set out from walls and similar concealed spaces of buildings having uses other than dwellings or hotels so that the area between draft stops does not exceed 3 000 square feet 279 m and the greatest horizontal dimension does not exceed 60 feet 18 288 mm.

Our door provides access through draft stop spaces in the attic while also preventing backdrafts between sections. 2 if the assembly isn t concealed an open floor ceiling assembly above a basement draftstoppingisn t required. 4 1 current code requirements the current code requirements for attic draftstopping are in ibc section 718 4. There are some points to be made about the draftstoppingrequirements.

Draftstopping is not required in buildings equipped throughout with an automatic sprinkler system in accordance with section 903 3 1 1.