Part Of Building Directly Under The Roof

Every part of a roof has a specific purpose to ensure protection of a house from the elements.

Part of building directly under the roof.

A measurement of roof area that equals 100 square feet an area 10 feet by 10 feet. Improper selection of the roof underlayment may allow. The attic must be ventilated to protect the roofing system against excessive heat in summer and warm moist air generated by the house in winter. The pattern is begun in this manner.

Slope a roof s slope is the number of inches it rises for every 12 inches of horizontal run a roof with a 4 in 12 slope rises 4 inches for every 12 inches of horizontal run. A roof is designed to be water tight and properly constructed and maintained it will be. It is attached directly to the decking along the bottom of the roof slope and above the underlay on the sides of the roof. I just didn t get around to doing the second part rigid insulation over the top of the existing roof deck.

Gable the triangular part of a wall where roof pitches meet and come to a peak. This ensures complete coverage and gives the finished roof an attractive visual pattern. The same roof has a 4 12 or 1 3 pitch. Cornice the wood or metal finishing at ends or edges of a building including a fascia frieze or rake.

Counterflashing the flashing that is embedded or. Long term in service roof performance can be affected by several important factors including. Starting on the left side of the roof at the eave place the first full shingle strip directly over the starter course at the eave and rake edges. A roof does get hotter than the walls in the summer but doesn t matter at least in colder climates.

Like a puzzle each part works with the others to enhance the strength and security of the roof while providing flexibility for design options. Depending on the style components of a house roof may vary beyond the basic parts. If the cavity between the rafters trusses is filled with insulation and is air tight like the walls you will need a vapour barrier. 1 strip the shingles expose the deck install a fully adhered membrane and go to town with rigid insulation.

The metal roofing system and its expected service life the climate at the building location roof slope and geometry and ambient conditions temperature relative humidity within the building. 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 lower part of the roof. Ridge the top peak of a gable roof running horizontally where two sloping sides meet.

Hip a downward sloping junction of the roof where sloping sides meet. This occurs on pitched roofs with sloping planes that join along their. The spray foam in the cavities 17 years ago and the fully adhered membrane over the top. A composite decking made of solid materials it resembles real wood and particularly strong and stable for bearing heavy load.

The space under the roof. The roof primary structure.