Vinyl Siding Window Flashing Details

Since you are working with a vinyl siding around the window you will want to be using drip cap flashing over the window or over a top trim that is installed you will have to measure the width of the window to make sure that you get the correct size drip cap.

Vinyl siding window flashing details.

After wrapping the opening we nail a piece of siding along the rough sill with 13 4 in. Flashing at exterior window door openings shall be installed according to the window. For a wood window unit drip cap flashing can be installed over the trim piece often called brick molding that comes. Now any water that runs inside the j channels will come out on top of the siding and out the weep holes designed for this purpose.

Ensure that the flashing along the bottom of the window overlaps the nailing hem of the last complete course of siding beneath the window. Materials that are in poor condition may be difficult or impossible to seal to. Step 2 materials. Self adhesive flashing tape goes on next.

Inspect the flashing and building wrap around the window. Overlap the flashing onto the row of siding just below the window. If you have vinyl or metal flanged windows for instance you can install drip cap flashing 4 the home depot over the window itself or over the top trim piece that you install. Flashing at exterior window door openings shall extend to the surface of the exterior wall finish for face sealed wall assemblies such as stucco on solid masonry or to the water resistive barrier commonly behind siding cladding.

Important details include the type and condition of the window with or without a nailing flange sheathing housewrap siding type and original window flashing. Window and door flashing guide this collection of articles and videos will help you find the materials and construction details you need for a leak free installation of doors windows siding and more. Window flashing is a thin continuous piece of material that is installed to prevent water from getting into a structure from an angle or joint near windows. Window flashing is arranged in a manner that directs water down and away from the structure.

It is key to preventing water intrusion.