Garage Flat Roof Construction Details

A roof is defined in bs 6229 as a flat roof if it has a pitch of 10 degrees or less.

Garage flat roof construction details.

The basic construction of a flat roof starts with roofing timber that is laid across two upright items usually two walls. Glue to stick it to the plywood. It must provide adequate protection against the elements keeping the buildings structure and interior dry. Underneath the basics flat roofs are usually constructed with a ceiling nailed to joists which support a deck usually wood in residential construction a vapor barrier insulation and a roof board.

On a basic level flat roof construction comes in the form of roofing timbers or joists as they are more commonly known or steels that are laid across two uprights walls in most cases. The advantages of a flat roof garage are its efficient use of urban space control of water flow to the drainage system and its inexpensive costs. I joist wood beams shaped like the capital letter i add strength to the garage and roof top. Timber flat roof carports timber flat roof construction timber flat roof construction details timber flat roof deck timber flat roof detail timber flat.

From there the flat roof system you choose will determine the materials you apply. A waterproof exterior layer is essential and there are a number of options including bitumen based felt or asphalt epdm rubber and pvc based systems as well as cold applied liquid systems bitumen coverings. Iso board to cover the roof. A flat roof must be strong durable and stable throughout its lifetime.

This will give additional stability to the roof structure. Options for the restoration of a metal roof surface include acrylic coatings made of polymers that cure to form a durable continuous elastomeric membrane over the surface of the metal roof and can be added to metal roofing systems to address your building s specific needs around waterproofing rust and uv protection. Empd rubber membrane to cover the roof. And their horizontal lines abound in the west and in urban areas.

Other flat roof construction details often refer to the types of flat roof coverings. Traditional homes often have sections of flat roof over shed dormers above porches and garages and on balconies. But flat roofs take a pounding from harsh weather which is why they rarely last as long as a good sloped roof. For additional stability you can also use steel joists that are built into one or both of the walls.

Extra 2 x 4 wood to raise the roof where required. A flat garage roof is far easier to build than one with a pitch.