Roof Consists Of

The traditional hot tar and gravel roof is built from three or more plies of waterproof material alternated with hot tar and ballasted by a layer of smooth river stone.

Roof consists of.

The roof is a system composed of layers of different materials that work together to keep wind and weather out of your home. Griffin richard fricklas mcgraw hill professional. On the surface a roof looks like a simple layering of shingles but it s actually much more complex than the average homeowner may realize. Flashing is a thin sheet usually made of metal that a roofing professional installs around any vertical.

Roofs have been constructed in a wide variety of forms flat pitched vaulted domed or in combinations as dictated by technical economic or aesthetic considerations. Low slope roofing manual of 4th ed c w. Roof covering of the top of a building serving to protect against rain snow sunlight wind and extremes of temperature. When matched to the angle and proportions of other rooflines on the house your gable roof will add visual interest and character to the home making the addition look like an asset that belongs with the house.

The roof begins with the most recognizable of roof components. Metal roofing is available as traditional seam and batten tiles shingles and shakes. Most metal roofing products consist of steel or aluminum although some consist of copper and other metals. Once made of tar paper these types of roofs gradually are using more advanced materials such as fiberglass membranes.

Rather than a single slope a gable roof consists of two slopes that meet at a peak running down the middle of the roof. 4 edition 2006 isbn 10. The top ends of the rafters often meet at a ridge beam but may butt directly to another rafter to form a pair of rafters called a couple. An external installation on the roof that uses the vent pipe system to prevent water seeping in and create damage.

Parts of a roof decking or sheathing roof edge or eaves edge attic saddle ridge valley underlay membrane eaves membrane underlay membrane drip edge roof vents deflector plumbing vent flashing joint covers shingles. Steel is invariably galvanized by the application of a zinc or a zinc aluminum coating which greatly reduces the rate of corrosion. What makes up a roof your roof components 1. A simple rafter roof consists of rafters that the rafter foot rest on horizontal wall plates on top of each wall.