If you ve added wooden trim around the window the cap flashing goes over the wood trim.
Flashing windows wood siding.
Head jamb the top of a rough opening.
Caulking can help in some cases but never lasts for long and in some cases can do more harm than good.
See window flashing for details.
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.
This helps direct water out away from window.
These leaks are primarily around windows and doors but also occur at other penetrations and joints in the siding and trim.
Inside corner w flashing.
Apply a bead of caulk to the felt and set the window in the caulk.
Flashing a water repellant adhesive that s applied over window flanges and sheathing to seal out any potential leaks in or around a window.
Lap the flashing tape 2.
In this type of installation seal the cap flashing directly to the sheathing with high quality sealant.
The installation sequence of flashing and wr products can depend on builder preferences and subcontractor trade responsibilities.
At the top tuck metal drip cap flashing under the siding and on top of the second layer of wrap.
Install the kickout flashing underneath the first shingle photo 1.
Install the trim just under the drip cap.
Minimizes the potential for water damage.
Many times builders fail to use proper flashing at the top of windows.
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.
The long term solution is proper flashing.
Run the tape over the jamb.
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.
When it comes to flashing siding corners many builders simply use a 1x wood corner.
Here are four ways to use metal flashing to prolong the life of siding.
Next comes another layer of building wrap installed like the first layer.
Then place the top piece of flashing tape over the cap flashing and layer the house wrap over the tape.
