Parts Of A Flat Roof Structure

Rake is an inclined edge of a roof on top of a wall.

Parts of a flat roof structure.

However there are several roofing components that combine to form a waterproof protection system for your house including roofing underlayment metal flashing and rooftop sheathing. A horizontal timber or metal resting at the peak of the roof. The structural components of roof decking in case of pitched roof is generally a truss in case of curved roof it is a shell or dome and in case of flat roof it is a flat slab. The rafters and trusses are connected to the ridge board for a cohesive framework.

A composite decking made of solid materials. It resembles real wood and particularly strong and stable for bearing heavy load. Gutters are vents that carry away the trickled rainwater. From there the flat roof system you choose will determine the materials you apply.

It is the lower part of the roof that extends beyond the side of the house. 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. Most residential homeowners think of their roofs as consisting of just a single part. The roof cover is laid over the roof deck.

Flashing or step flashing is a flat sheet of metal or plastic that is nailed over the cracks between the chimney and the main structure of the house. This can be either constructed flat or sloped in the form of truss shell dome or flat slab based on the type of building the structure.