How To Install Flashing Under Sliding Door

Pan flashing for exterior doors windows rot below a sliding glass door.

How to install flashing under sliding door. Suresill 3 1 4 in x80 in. The type and location of the flashings will vary depending on the type of windows and doors. Best practice exterior door installation procedures are provided in the fma aama wdma 300 12 standard. Repeat with the second section of the sliding door.

It s imperative that the flashing laps well over any deck flashing or weather barrier below the door. 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. Set the bottom in place on the track in the door frame and then press the top portion of the door in place too. Use the peel and stick flashing at the door header now.

This standard provides options for exterior door installation which include self adhered flashing that can be installed directly on the door frame trim prior to the installation of the door in the wood framed structure. Apply flexible flashing directly under the doorsill and two inches up the sides. Channel plate for sloped sill pan for vinyl sliding doors and window installation flashing case of 10 model ss 3 32c 080 237 77. First carefully clean all debris from the rails to get a good fit.

Then have a friend help you lift the first section of the sliding door. The carpenter used no pan flashing. Flexible flashing comes in 4 to 6 in wide rolls and has a sticky side so it adheres to the underlying surfaces. Step 5 install flashing at header.

This needs to overlap the drip edge and the house wrap. Below our next photo shows the extensive rot that ensued. Install the drip cap under the house wrap and caulk all the critical areas. Install the drip cap under the house wrap and caulk all the critical areas.

Install the sliding glass panels and handle. 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.