Flashing Windows Wood Siding

Lap the flashing tape 2.

Flashing windows wood siding. Many times builders fail to use proper flashing at the top of windows. 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. In this type of installation seal the cap flashing directly to the sheathing with high quality sealant. If you ve added wooden trim around the window the cap flashing goes over the wood trim.

For example if the framer installs windows during framing and the siding contractor installs the house wrap the windows are installed before house wrap and the trades must coordinate to ensure proper flashing. These leaks are primarily around windows and doors but also occur at other penetrations and joints in the siding and trim. Here are four ways to use metal flashing to prolong the life of siding. This helps direct water out away from window.

At the top tuck metal drip cap flashing under the siding and on top of the second layer of wrap. Apply a bead of caulk to the felt and set the window in the caulk. Then place the top piece of flashing tape over the cap flashing and layer the house wrap over the tape. Flashing a water repellant adhesive that s applied over window flanges and sheathing to seal out any potential leaks in or around a window.

Run the tape over the jamb. Minimizes the potential for water damage. The installation sequence of flashing and wr products can depend on builder preferences and subcontractor trade responsibilities. Next comes another layer of building wrap installed like the first layer.

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. See window flashing for details. Install the kickout flashing underneath the first shingle photo 1. Head jamb the top of a rough opening.

If the shingle already has flashing on it the kickout flashing has to slip beneath it and you ll have to loosen or remove siding to do this. When it comes to flashing siding corners many builders simply use a 1x wood corner. Inside corner w flashing. This is where the top of a window unit goes when installing.

Caulking can help in some cases but never lasts for long and in some cases can do more harm than good.