Parts Of A Wood Roof

Part of a roof s frame a ridge board runs horizontally along the peak of a sloped roof.

Parts of a wood roof. However the attic section should be ventilated according to the same standards as those for ordinary attic roofs. A few definitions may make it easier for you to communicate with roofers. Decking is supported by the roof frame and the layers of a roof which we cover below and all rest on top of the decking. The roof is a system composed of layers of different materials that work together to keep wind and weather out of your home.

The entire roof frame is covered in a thin piece of wood called decking or roof sheathing. Using seasoned or dry wood for building the sheathing prevents the wood from buckling or pulling away as the wood dries. The rafters when combined together help to form the truss. Horizontal beams supported by posts and used to support the mid span of rafters to cover longer spans these are used in large buildings like the traditional large old barns in the us.

Parts of a roof. It is a waterproofing layer made of regular felt stacked above the solid. A composite decking made of solid materials it resembles real wood and particularly strong and stable for bearing heavy load. The butt of a shingle is the end that faces down roof.

It is possible to add air intake vents along the base of the upper part. Roof truss parts explained. Roof sheathing material is usually plywood or oriented strand board osb that is just under half an inch. One of a series of diagonal members of the truss that meet at the apex in order to support the roof deck and its loads.

Rafters these are wooden beams that run from the top of the roof to the bottom. It may also project out beyond the external wall with a soffit below. Mansard roof or gambrel roof the lower part of the roof does not need to be ventilated. Each layer has a specific purpose that when combined with the other components provides protection to your home.

Essentially the spine of a conventional stick framed roof the ridge board is sandwiched between the meeting ends of the roof rafters. A horizontal timber or metal resting at the peak of the roof the rafters and trusses are connected to the ridge board for a cohesive framework. Truss the truss is a framework comprised of wooden beams that helps to support the roof. Built up roof a low slope or flat seeming roof covered with alternating layers of roofing felt and hot mopped asphalt and topped off with a layer of gravel.

The eaves of a roof is its lowest horizontal edge. With wood shingles or shakes this is the thicker end. Other parts of the roof are nailed to this later. Cornice the wood or metal finishing at ends or edges.

The eaves may terminate flush with the outer face of the wall in which case it is known as a flush eaves. This layer covers the rafters and is beneath the shingles and membrane layers. Hip this is an external angle formed by the intersection of two sloping roof planes.