Bottom Of Roof Called

The installation begins at the bottom edge of the roof and each layer of underlayment is rolled with a significant overlap which helps water to shed downward without seeping through the seams.

Bottom of roof called. 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. There are also shingles that are called dimensional even though they are made from a single material not two materials laminated together. This type of roof must be installed using an ice leak barrier instead of felt paper or a sealed roof. It is attached directly to the decking along the bottom of the roof slope and above the underlay on the sides of the roof.

Rake the slanting edge of a gable roof at the end wall of the house. A roof with a pitch having two or three feet of rise over a 12 foot run 2 12 or 3 12. Roof vents these enclosed structures made of metal or plastic feature openings and fins ensuring that the attic space is properly ventilated. Joist in a flat roof a horizontal structural member over which sheathing is attached.

Pitch slope the number of inches of vertical rise in a roof per 12 inches of horizontal distance. The rake is the edge of the gable roof that runs parallel to. The same roof has a 4 12 or 1 3 pitch. The gable end the house wall on a conventional simple gable roof such as shown in our sketch is the triangular end wall arrows 17 22 23 and 31 see roof ventilation specifications definition of the rake area of the roof or ends of the roof itself may overhang the gable end wall.