Metal Siding Flashing Details

To shed water and to facilitate the installation of the siding.

Metal siding flashing details.

Extend flashings 4 6 beyond the building cut along the bend lines ap. To view more details about our metal flashings you can contact a corrugated metals representative at 1 800 621 5617. Where a slope roof meets a sidewall slip the upper legs of the step flashing under the sheathing wrap see illustration. Use a felt paper spline wrapped around the corner and extending 6 inches beyond the corner board to protect the joints where the siding meets the corner boards see figure 1 5 at left.

All flashings must integrate with adjacent materials so water always flows to the exterior following the shingle principle. The first detail shows the typical method of flashing a brick wythe. Download free high quality cad drawings blocks and details of flashing and sheet metal organized by masterformat. Extend flashings 4 6ʺ beyond the building.

Building siding flashing finish details for building corners use overlapping 1x4s or 1x6s at outside corners or use 5 4 stock for a heavier look. Always begin flashing installation from the bottom and work up so that upper flashings are lapped on top of lower flashings. Endlap flashings a minimum of 6ʺ and seal the lap joints with sealant. Item 3807 model 5504900120.

The lower edge of the flashing should extend about 1 2 beyond the face of the brick and have a downward bend to provide a drip. The flashing profiles used for for metal siding were developed for two purposes. This will prevent moisture from leaking under the flashings and into the structure. Endlap flashings a minimum of 6 and seal the lap joints with sealant.

Up so that upper flashings are lapped on top of lower flashings. Window and door cap 1 25 in x 120 in x 1 56 in aluminum z flashing. This will prevent moisture from leaking under the flashings and into the structure.