Flat Roof Parapet Flashing Detail

Since the rainscreen system uses a waterproof membrane behind the siding the cap flashing at the parapet wall doesn t need to cover the rainscreen panels at the face.

Flat roof parapet flashing detail.

Roof membrane temperatures ottawa canada summer day. The cover flashing is placed over the top of the sleeve and around the pipe extending down to cover top of the waterproofing upstand. The top of the wall is covered by a copper coping cover similar to detail 9 3a. The flashing of the head of a batten seam roof at a wall is shown in this detail.

The detail drawings are grouped by details and can be downloaded below in dwg or pdf format. High wall flashing detail 10 wide sheets. Where this is unavoidable use an overflashing between the penetration and the ridge or parapet for roof sheet drainage design refer to the stramit roof slope design guide. High parapet copper roof.

A good example is the metal sleeve used to protect and seal plastic pipe penetrations on hot melt roofs. Parapet with paraguard coping and parasolo flashing. A combination of elements are used in this detail. Tpo roofing pros and cons.

A copper receiver holds the counterflashing at its top edge. 3 3a surface mounted counter flashing detail. Outside corner reinforcement universal corner detail. Parapet with plywood sheathing and parasolo flashing.

Courtesy of max baker and the national research council of canada. Parapet wall supported deck with parasolo flashing. Detail drawing dwg. This is a nice detail because it keeps a crisp clean edge profile at the top of the parapet wall.

Parapet with coping and parasolo flashing. Copper flashing is locked into this edge and extends at least 8 up the wall. Hold your cursor over the file name to view when a drawing was last updated. Detail drawing pdf pdf 195 kb.

Change of pitch flashing sits on batten roof fixing seal seal ensure that the underlap length is sufficient to prevent wind driven rain from entering. Firestone has developed cad drawings of its tpo installation details to assist roofing professionals with the specification of firestone tpo roofing systems. The top of the roof pan is formed into a bread pan whose upper edge is just above the finished batten. High wall flashing detail 5 wide sheets.

Parapet wall with edge grip. If you didn t get it right you concentrated the stresses at roof edges and you could suck in a parapet or tear or rip a membrane at the parapet photographs 3 and 4. This cover in turn laps over base flashing which is cleated to the roof deck or a nailing strip. On the roof side the cover is locked into a standing seam parapet cover.