How To Install Flashing Under Sliding Door

This needs to overlap the drip edge and the house wrap.

How to install flashing under sliding door.

Use the peel and stick flashing at the door header now. Apply flexible flashing directly under the doorsill and two inches up the sides. The flashing in this area should be extended at least an inch beyond the jambs. Then have a friend help you lift the first section of the sliding door.

Pan flashing for exterior doors windows rot below a sliding glass door. First carefully clean all debris from the rails to get a good fit. Step 5 install flashing at header. 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.

This aluminum sill for a sliding glass door was installed over the plywood subfloor of the author s new york offices in the 1970 s. Suresill 3 1 4 in x80 in. Install the drip cap under the house wrap and caulk all the critical areas. Set the bottom in place on the track in the door frame and then press the top portion of the door in place too.

Flexible flashing comes in 4 to 6 in wide rolls and has a sticky side so it adheres to the underlying surfaces. Install the sliding glass panels and handle. Best practice exterior door installation procedures are provided in the fma aama wdma 300 12 standard. Channel plate for sloped sill pan for vinyl sliding doors and window installation flashing case of 10 model ss 3 32c 080 237 77.

You can now fold the wrap flap back over. For a wood window unit drip cap flashing can be installed over the trim piece often called brick molding that comes. Step 6 finishing touches. The carpenter used no pan flashing.

Below our next photo shows the extensive rot that ensued. It s imperative that the flashing laps well over any deck flashing or weather barrier below the door. Repeat with the second section of the sliding door.