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Roof covering ppt.
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.
Report on roof and roof covering 2.
Load and pressure requirements are contained in section r301.
To remove water vapour and prevent condensation.
Consideration points for roof a roof should be 1.
Roof and roof covering free download as powerpoint presentation ppt pdf file pdf text file txt or view presentation slides online.
Roof types and roof covering.
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.
Introduction roof is the uppermost covering provided over a building with a view to protect the building from rain heat wind snow etc.
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 1.
A roof consists of a frame work supported on walls or columns.
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