Sloped Metal Roof Flashing Details

Install a 36 inch square copper flashing at each sump set on finished roofing felts in adhesive.

Sloped metal roof flashing details.

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. Protect the eave from ice dams and sideways rain step one in steep slope roofing is the edge flashing. 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. At the gable edge use a gable or sidewall flashing.

Apply a new two ply strip in of membrane and adhesive at the perimeter of the copper. Paraguard expansion joint roof to roof with parasolo flashing. Roofing plies copper flashing and membrane shall be secured under the clamping ring of the roof drain. This will keep weather out prevent lifting in high winds and provide a neat finished appearance.

Wall base termination detail. Two ways to flash roof edges. Details concrete masonry roofing wrb flashing. Most manufacturers will require a stringent review by their technical department before offering a warranty on low slope metal roof systems.

Roof area divider curb type. Flashing is installed to surround roof features such as vents chimneys and skylights. The base flashing extends onto the roof a minimum of 4 and is soldered to the ventilator. In the case of low slope metal roof systems spending extra time on flashing details is absolutely critical.

Large flashings are formed with a hook edge on the top and sides and cleated to the sheathing at 12 o c. High wall flashing detail 10 wide sheets. The bottom leg of the step flashing is placed over the roof drainage plane. Paraguard expansion joint roof to wall with parasolo flashing.

Wall flashing with coated metal edge. One common method is to lay the edge metal under the eaves membrane and over the rake. In every case the top edge of the flashing passes underneath the underlayment the upper pieces of flashing pass over the lower pieces and the lower edge of the flashing always passes over the top of the roofing material. This detail illustrates a method of flashing a ventilator on a sloped roof.

The trim and roofing sheet should be fastened every 12 to 24 inches along the gable edge. The upturned leg of the step flashing is behind the vertical drainage plane or sealed to it with adhesive membrane and sheathing tape. To provide a drip edge allow an overhang of 1 to 2 inches at the eave. Install new drain strainers.

Wall with self terminating parapro paraflex 531.