Parapet Wall Roof To Wall Flashing Detail

Figure 8 flashing single wythe walls at roof parapet intersection ref.

Parapet wall roof to wall flashing detail. This article illustrates and discusses alternate or rather goofy attempts at roof wall intersection flashing to prevent leaks water damage and points out where leak risks may remain. Capping or parapet flashing. Ah but not in the way you think. Roof wall flashing detail specifications snafus.

High wall flashing detail 5 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. Where the roof slope is parallel to the parapet or at right angles to the apex of the roof the reconstruction detail after removing the parapet can be relatively simple by incorporating a cavity behind the cladding and flashing the top of the parapet. High wall flashing detail 10 wide sheets.

Parapet with paraguard coping and parasolo flashing. Parapet walls are a difficult detail with a long history of failure. Air leakage into and out of everything and everywhere. Furthermore parapets are often inadvertently connected to interior space via balloon framing gaps in structure or penetrations for wiring and mechanicals introducing warm moist.

Wall base termination. Paraguard expansion joint roof to roof with parasolo flashing. Change of pitch flashing sits on batten roof fixing seal seal ensure that the underlap length is sufficient to prevent wind driven rain from. This detail shows a flashing condition at a vertical wall or parapet.

Unlike standard exterior walls parapet walls are exposed to the elements on three sides. No vapor control layer and thermal bridging everywhere. Flashing over rooang fascia sheatiiing 2 x 4 sleepers aligned w rafters provide. In our page top photo my grandson tanner gilligan points out the white caulk that was installed as a stopgap.

Detail drawing pdf pdf 187 kb en thru wall counterflashing. To wall sloped roof no overhang ledger support. Roof area divider curb type. Parapet removal involves modification to both the wall and roof.

No membrane under the parapet flashing. Copper base flashing which extends at least 8 up the wall. Exterior wall parapet rafters prep. No air control in either the roof assembly or the wall assembly.

And to make matters worse structurally we also tend to have some issues. Skylight roof hatch flashing. The counterflashing laps the base flashing a minimum of 3. Detail drawing dwg dwg 425 kb en.

The roofing squares are locked into a 20 oz.