Vinyl Siding Window Flashing Details

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.

Vinyl siding window flashing details. The type and location of the flashings will vary depending on the type of windows and doors. 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 be installed according to the window. 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.

Important details include the type and condition of the window with or without a nailing flange sheathing housewrap siding type and original window flashing. Overlap the flashing onto the row of siding just below the window. 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.

Beveled siding creates a sloped sill. For a wood window unit drip cap flashing can be installed over the trim piece often called brick molding that comes. 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. Step 2 materials.

Be sure to add the thickness of the siding to the window s height when framing the rough opening. Self adhesive flashing tape goes on next. 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. Materials that are in poor condition may be difficult or impossible to seal to.

Window flashing is arranged in a manner that directs water down and away from the structure.