Flat Section Flat Roof To Pitched Roof Junction Detail

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Flat section flat roof to pitched roof junction detail.

Flat roof construction for residential. Additional construction details drawings. Armourfix and armourvalley membranes must be installed and extended 60 90 cm up the main roof underneath the shingles in order to assure a waterproof connection. Detail c section across fall.

Fold to create hook 110 mm min. Flat roofs of this type are usually finished in steel roof sheet and fall towards a special type of gutter called a box gutter. Although flat roofs are cheaper to build than pitched roofs they have a shorter life span. Double glazed flushglaze with glass fins.

Standard glass roof light cad drawing references for flat roofs flush box sliding smoke vent and access roof lights. Here are some new building regs drawings including mansard roof edge parapet wall box gutter verge detail pitched roof flat roof abutment threshold welted drip for external gutter pitched roof to wall junction timber frame timber clad eaves details window frame window lintel window sill manholes soakaway sanitary pipework basements etc. A selection of roof detail drawings including flat roof details pitched roof details mansard roof detail parapet verge ridge and eaves details. Ridge flashing to cover all lower roof flashings.

2 crests width to finish in next trough fold lines shown dotted angle 2 roof pitch fold lines shown dotted angle 2 roof pitch 2 crests width to finish in next trough fold to form kick out 130 200 mm but ridge flashing width fold to form kick out. As well as the small selection of roof detail drawings shown here many of the building notes have a related construction detail drawing with specific dimensions eg rafter sizes spans insulations types for purchase with the building specifications. A roof is considered to be flat when it is of a slope of 1 5 o to the horizontal. Warm roof to pitched roof junction mansard.

A very important detail is where the flat roof is connecting the pitch roof. The starter strip and first row of shingles must be applied 25 cm from the bottom of the slope roof or main roof above the slope transition. The pitched roof provides higher thermal insulation by simply limiting the size of the surface exposed to the exterior. Although the construction of the actual roof component of a parapet roof is almost identical to a typical pitched roof it is wise to use a greater minimum roof pitch than is recommended by the roof sheet.