Metal Roofing Terminology

Triangular end of a building from cornice or eaves to ridge.

Metal roofing terminology.

Saturant asphalt used to impregnate felt for waterproofing and strength. An l shaped metal strip positioned along a roof s edges to allow water to run off the roof without running down the eaves or siding. What is a hip dormer. Loads that are produced 1 during maintenance by workers equipment and materials and 2 during the life of the structure by movable objects which do not include wind snow seismic or dead loads.

Horizontal lengths of material wood or metal that are affixed to the roof and to which the finished roofing material is affixed. Sheet metal used in waterproofing roof valleys or hips or the angle between a chimney and a roof. This is used to provide wind resistance. Seal down a factory applied asphalt strip used to bond a shingle to the one above.

A hip dormer is a structure that protrudes from the plane of the roof slope often with the addition of windows. The exposed exterior roof surface consisting of metal panels. We ve helped hundreds of people just like you save money on their projects whether it be diy metal roofing material for their new home or installing a new steel roof over an old leaking roof. Purlins can be wood strips 1 x 2 or can metal and are usually a 1 subgirt material preferably galvanized steel.

The lower part of a roof that overhangs the walls. Don t hesitate to give us a call with questions at 1 877 833 3237. Open valley valley in which metal is used and roofing material does not cover entire valley area as in a closed valley. To help you better understand more about metal roofing here is a list of common terms that you may encounter.

Roof dormers provide light added space and ventilation to the topmost spaces in the house. Sheet steel with a thin aluminum coating on the surface to enhance the steel s ability to withstand weathering. Eaves on a sloped roof the horizontal underside that projects out from the house wall. Stone coated is metal roofing made from zinc or aluminum coated steel that is then coated with the same granules as composition shingles.

A drip edge is a strip of material typically metal installed along the roof edges so water won t drip onto the eaves siding or deck. Bmt base metal thickness is a term to describe the thickness of the metal used not including coatings or paint.