Flat Roof To Wall Flashing Detail

Cad details document name pdf dwg download all cad construction details 37 1 mb 3 4 mb mc01 identification of roof areas 694 kb 167 kb mc01a single layer underlayment 678 kb 302 kb mc01b double layer underlayment 711 kb 322 kb mc02 vent pipe flashing 626 kb 349 kb mc03 valley.

Flat roof to wall flashing detail.

To install the roof wall flashing above the builder bent the top edge of the flashing into a 90 degree lip about 2 cm in width. Ideally this should be 150mm or a minimum of 75mm again common sense and exposure applies. Tape the top of step flashing with 4 inch wide minimum self adhering modified bitumen roof tape. Use step flashing that has a 2 to 4 inch longer vertical leg than normal.

Size up the job. Do not seal housewrap or building paper to step flashing. This video demonstrates where flashing could be leaking from on a brick wall. Other roof protrustions sothat notiiing obstructs tiieflow ofair from eave to ridge.

Flashing on a wall above a flat roof. At roof to wall intersections see figure 1. 7 2 and 7 3 for rake and eave details. To emphasize the importance of proper roof and deck flashing and to provide typical and enhanced flashing techniques for coastal homes.

That lip is then set into a reglet or groove in this case cut into the mortar joint of the brick wall above. Open valleys have metal flashing to protect this critical area of the roof. While some skylight manufacturers include flashing in their products sometimes roofing professionals have to create it or purchase it separately. Flat roof flashing this could virtually be any type of flat roof the upstand of the flat roof covering is overlapped by the drop of the flashing.

See fact sheet nos. Here is an attempt though maybe not a very good one to make the roof flashing serve also as a through the wall flashing with a tile roof. The edge of the roof has thin metal flashing that helps water drip off the roof without damaging the home or causing a leak.