Roof Covering Ppt

Roof types and roof covering.

Roof covering ppt.

Introduction roof is the uppermost covering provided over a building with a view to protect the building from rain heat wind snow etc. Pitched roof coverings can be anything from sheet lead to thatch on new conventional houses the most. Ventilation has become more important as a result of increased standards of insulation. Report on roof and roof covering 1.

Requirements for individual roof covering systems e g asphalt shingles clay or concrete tile etc are listed in section r905. Roof coverings pitched roofs rely on gravity to move the water down the slope coverings keep the rain out by overlapping flat roofs water may stand on a flat roof so the covering has to be completely water tight. This presentation describes some roofing materials that is use by roof replacement companies which can help to choose the best type of roof covering. Roof and roof covering free download as powerpoint presentation ppt pdf file pdf text file txt or view presentation slides online.

A roof consists of a frame work supported on walls or columns. Load and pressure requirements are contained in section r301. Consideration points for roof a roof should be 1. Our main services are flat tile shingle commercial and residential roofing.

Section r301 2 1 requires that roof coverings resist the c c loads listed in table r301 2 2 as a function of basic wind speed and roof slope. Report on roof and roof covering 2.