Flat Roof To Pitched Roof Abutment Detail

Cut tiles neatly to form detail at junction with verge undercloak.

Flat roof to pitched roof abutment detail.

Definition of roofs slopes flat roof a flat roof is defined by having a roof pitch below 15 degrees or a fall of 1 in 40 and can comprise of different products pitched roof a pitched roof is defined by having a roof pitch above 15 degrees or above fall of 1 in 40. A roof is considered to be flat when it is of a slope of 1 5 o to the horizontal. Warm roof to valley. Warm roof with peel stop to change in level.

Warm roof pitched roof junction. Flat roofs and pitched roofs exist side by side as equal partners. Fix timber batten in line with rake of verge undercloak to provide fixing for cut vertical gable tiles. To discuss your project in more detail.

Once installed the wall abutment frame should be flashed over to fully weather proof it. The rooflight should always be pitched away from the abutment detail to minimise the chance of water ingress. Details for pitched roofs and flat roofs verge detail eaves detail mansard roof valley detail etc. 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.

Free cad detail drawing download of a flat roof abutment to be used in your construction cad drawings. Detail drawings and specifications for submission to building regulations. Warm roof to ridge. Horizontal flashings should provide weathering to a minimum of 75mm above the intersection with the roof.

Flat roof construction for residential. Although flat roofs are cheaper to build than pitched roofs they have a shorter life span. Ensure that verge undercloak extends a minimum 38to 50mm beyond face of vertical tiling. Where a flat or pitched roof over an enclosed area abuts a wall or a balcony abuts a wall cavity trays should be linked to the flashing to prevent water penetrating into an enclosed area.