Roof Sweep Detail

The details illustrated below from the 120 page publication copper roofing in detail will meet most conditions likely to be encountered but the principles shown should help with any unusual situations.

Roof sweep detail.

Roofing industry spokesmen say that up to 90 percent of flat and low slope roof leaks occur because of poor detailing poor workmanship or abuse by other tradesmen working on the roof. Move slider or directly enter angle to alter sweep angle of lower rafters and change the shape. Ancient chinese architecture was designed to be attractive especially the distinctive roofs. Gambrel roof framing geometry calculator metric this gambrel roof confines to a semicircle and starts as the top half of an equal sided octagon.

Roof flashing details that are not designed to absorb thermal or other building movement can lead to cracked broken metal flashings that leak badly into the. Residential and commercial roofing shingles slate roof ventilation roof underlayments asphaltic and tpo roof membranes. Check overhang to calculate rafter overhang equal to the lower level cut at the full rafter depth. Roof drains from zurn include combination primary overflow control flow dual outlet siphonic retrofit and more which cater from educational to commercial needs.

Roof flashing is a thin material usually galvanized steel that professional roofers use to direct water away from critical areas of the roof wherever the roof plane meets a vertical surface like a wall or a dormer. 3 features of chinese roof architecture 1. This gambrel roof fits in a semicircle and starts as the top half of an equal sided octagon. Flashing is installed to surround roof features such as vents chimneys and skylights.

There were various roof styles with functional features a hierarchy of designs and exquisite details. Roofing shingles and materials plus factory certified roofers including ratings from real homeowners from north america s largest roofing manufacturer. Move slider or directly enter angle to alter sweep angle of lower rafters and change the shape.