Roof Coverings Ppt

Describe trench or strip ventilation.

Roof coverings ppt.

Report on roof and roof covering 1. A warning line safety monitor system can be used for flat roofs greater than 50 feet wide with work performed 6 feet or greater from edge. Ventilation has become more important as a result of increased standards of insulation. Both codes provide requirements for roof coverings commonly used on high sloped roofs such as asphalt shingles clay and concrete tile wood shakes and shingles and metal roofing and for roof coverings typically used for low slope.

A roof consists of a frame work supported on walls or columns. Introduction roof is the uppermost covering provided over a building with a view to protect the building from rain heat wind snow etc. This presentation describes some roofing materials that is use by roof replacement companies which can help to choose the best type of roof covering. Membrane in a protected membrane roof is also the vapour air barrier other types of low slope roofs use two layers of asphalt saturated roofing felt bonded together and to the roof with hot asphalt polyethylene film not used as it melts situated on the warm side of the insulation.

A roof also beautify a house but the primary purpose of a roof is to protect against any form of weather. Roof trusses can be said to be the skeleton of the roof as you known the skeleton produce the shape of animals even humans. Discuss roof coverings and using existing roof openings for vertical ventilation purposes. For many roof contractors in fact the term flat roof is now synonymous with rubber roof in protecting the flat roof of your home the choice of flat roof covering plays an important role.

Pitched roof coverings can be anything from sheet lead to thatch on new conventional houses the most. 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. Competent person safety monitor may be used. Consideration points for roof a roof should be 1.

Discuss ventilation considerations for various types of roofs. Explain procedures for ventilation of a conventional basement. To remove water vapour and prevent condensation. The part of the roof that overhangs the walls.

If roof flat and less than 50 feet wide. Report on roof and roof covering 2. A roof is the uppermost parts of any building which give protection against animals and most especially weather be it rain snow sunlight heat wind and so on. Almeida roofing choose best roofing materials for your home.

Roof coverings are addressed in chapter 15 of the ibc and chapter 9 of the irc. Firefighter i continued specific objectives.