Attic Firewall Cost

Pricing depends on the size of your attic the type of insulation material used and labor rates.

Attic firewall cost.

Designed as an extra layer of protection between the house and the garage an intact firewall resists the intrusion of fire into the home. Wood pull down ladders are acceptable when a firewall exists in the attic between the areas above the garage and house. Each of the 4 units shared a portion of the attic. Most of the time the added weight of the drywall prevents the ladder from closing all the way leaving a gap.

This type of firewall would be cost prohibitive to build especially in a residential setting for residential purposes the firewall isn t really fireproof it s fire resistant. On average most homeowners spend between 813 and 1492 or 1 50 to 3 00 per square foot to install attic insulation. When i went up there i was surprised to find only an osb wall separating my unit from the rest of the attic. If the garage attic and house attic are not also separated by a firewall then the garage ceiling becomes part of the fire resistant construction.

Get free shipping on qualified fire resistant drywall sheets or buy online pick up in store today in the building materials department. This gap will allow a fire to get into the attic and is a breach of the firewall. Even if the garage attic is completely separated from the house attic or house walls don t back up to it open access creates a vacuum and garage fire will be sucked into the attic keep it closed at all times check drawings in comment section below for some tips. Material needed to fix a firewall at home.

The access cover on a folding ladder is usually a. I checked with a couple other inspectors and the general concensus was the firewall was missing. In the most literal sense a firewall is a fireproof barrier that keeps a fire from entering a space. Attic access installed in an attached garage firewall.