Wood Paneling At Fire Separation Wall Garage

R302 6 dwelling garage fire separation.

Wood paneling at fire separation wall garage.

At least 1 3 8 thick. When there is a living area habitable space above the garage the ceiling requirement ramps up to 5 8 type x fire rated drywall. Wood sheathing such as plywood or oriented strandboard osb represents a simple yet economical finish option for garage walls. Attached garage firewall material used on the garage side of walls and ceiling common to the house must meet certain requirements in order to slow the spread of fire.

As you can see in the adjacent photo the gable common wall between our garage and the house has been covered with one layer of 5 8 inch thick fire rated drywall. Roofs must have a deck of at least 15 32 wood structural panels or 11 16 t g and finished roofing. While the six panel door shown below gets awfully thin at the panels this is still a 20 minute fire rated door so there s nothing wrong with it being used between the house and garage. As a matter of fact to comply to a resale inspection i had to rock this certain illegal laundry room in a garage overlaying the existing 1 2 with 5 8 to the sheathing.

It s also worth noting that most plywood is fairly safe in a garage because it has a flame spread rating of at least category c which basically means it won t just catch on fire from an open flame. Irc international building code specifies that single and 2 family building must have a one hour rated surface half an hour if. It is not likely that any raised panel 1 3 8 door will ever have such a rating or qualify for proper garage house fire separation. R302 6 dwelling garage fire separation.

If a garage is detached but within 3 feet of the residence any walls within 3 feet must have 1 2 drywall. The reason the inspector wants to see the tag is because then they know it is a 20 minute fire rated door and meets one of the choices for type of door for garage house fire separation. Attached garage firewall separation wall. The wall between a house and.

It can be fastened directly to the wall framing using screws yet. This also applies to structural members and this extends to the attic in a common. While all of this is intended to create a fire barrier between garage and house it is not specified. I have been under the impression the typical fire separation wall in residential construction single family was 5 8 firecode on the garage side.

Solid wood at least 1 3 8 thick. There are quite a few additional rules for fire resistance so please ask questions. Other openings between the garage and the residence shall be equipped with solid wood doors not less than 1 3 8 35 mm in thickness solid or honeycomb core steel doors not less than 1 3 8 35 mm thick or 20 minute fire rated doors.