Garage Attic Firewall

R302 6 dwelling garage fire separation.

Garage attic firewall.

Most garages have a ceiling secured to the bottom chord of the roof trusses or rafters and that has to be 1 2 drywall also. The garage needs to be separated from the house. It can consist of 1 2 inch gypsum drywall. Twitterfacebooklinkedingoogle modern construction standards require fire separation sometimes called a firewall in an attached garage to separate the garage from living space and or an attic.

Typical garage attic access at least in the majority of chicago land homes including new construction is a square drywall section usually set on four pieces of trim. Protect garage firewall if installing ladder. Walls and ceiling the wall between an attached garage and the house living area is required to be minimum 1 2 drywall. In one story houses this is necessary when the attic space over the house and garage are open and there is no firewall between the space over the garage and over the house.

Drywall joints shall be taped or sealed. If the garage has no ceiling the firewall between the house and garage must extend from the floor all the way up to the underside of the roof deck. The living space should be separated from the garage by a firewall that extends from the floor to the roof. When the garage is finished and no framing members are exposed the ceiling of the garage should be covered with 5 8 inch thick fire rated drywall.

We want to use the attic of the house we re buying for additional storage space and were planning to install a folding ladder in the garage. This also applies to structural members and this extends to the attic in a common sense type of way.