Siding Roof Flashing Details

Siding details at roof wall joint step flashings to avoid rot.

Siding roof flashing details.

Whenever possible begin trim installation at the downwind end of the roof farthest away from the source of prevailing winds to al low flashing laps to face away from wind driven rain. Wind driven rain and snow can penetrate between step flashing pieces and wet the sidewalls and the roof. Step flashing is used to provide a water tight connection where roofing adjoins a vertical juncture. Refer to the details.

Drip edge metal valley flashing dormer chimney and kickout flashing are types of roof flashing that shed water away from the connections between roofs walls chimneys and other building assemblies. Click to enlarge any image otherwise water will wick up into the flashing leading to paint failures and decay see figure 1 6 above left. Our wall siding photo above right. Details roofing siding exterior trim wrb flashing.

Stop wood sidings at least 1 inch short of the bottom leg at step flashings and other roof flashings. Bent into an l shape. Colorview makes selecting and coordinating siding roofing and trim easier and more fun. This flashing is typically field fabricated from a sheet of 26 ga.

Roofing cad details and other resources. So we instruct our roofers to run the ice barrier membrane and the roof underlayment up the sidewalls. While some skylight manufacturers include flashing in their products sometimes roofing professionals have to create it or purchase it separately. Galvanized sheet metal bent at a 90 degree angle i e.

Posted march 4 2017 filed under roof installation roof repair maintenance. We ask for 6 inches up the wall. Ct 07 concrete or masonry wall base flashing with a 5 course flashing system not suitable for stucco wall assemblies pdf. Include roof pitch roof geometry slope length and climatic factors such as heavy snowfall or rainfall.

Where snow buildup is likely add a wide band of peel and stick membrane lapped over the step flashing but under the sheathing wrap. 23 roof to wall and deck to wall flashing home builder s guide to coastal construction page 1 of 3 purpose. Click to enlarge make sure the sheathing wrap overlaps all step flashings. Where a slope roof meets a sidewall slip the upper legs of the step flashing under the sheathing wrap see illustration.

Open valleys have metal flashing to protect this critical area of the roof.