Flashing Existing Windows And Doors

The head flashing is installed under this flap and over the flange.

Flashing existing windows and doors. To allow moisture to escape the bottom of the window is not flashed. Spray foam the now exposed cavities from outside. White the suresill 4 9 16 in. We are doing a complete exterior teardown.

Exterior window and door openings. Along the top of the window or door create a top flap. Flashing tape photo 6 is a thick pliable waterproof tape that goes under or over nailing window flanges sill and top flashing and house wrap. Best way to flash an existing window.

Cut a piece of 8 inch wide aluminum flashing to length using aviation snips. The 2010 california building code section 1405 4 states. It is recommended for peace of mind against water intrusion and mold. Install side flashing over the wrap.

On both sides of the window or door trim the wrap close to the window or door flange. Then applying the wrap hardie lap siding and trimming the windows doors with 3 1 2 hardie trim planks. You could also slice through it with a sharp utility knife. Apply flashing tape over the nailing window flanges of the window sides draping it over the sill pan and behind the house wrap at the top.

Flashing at exterior window and door openings shall extend to the surface of the exterior wall finish or to the water resistive barrier for subsequent drainage. Doors are flashed the same as windows on the sides and top and similarly at the sill. For a wood window unit drip cap flashing can be installed over the trim piece often called brick molding that comes with the window or door. We are the replace the old shiplap 3 4 sheath with 7 16 osb.

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. Consult the manufacturer s instructions for the recommended technique for your windows. Clad door frames are flashed like clad windows see our window flashing illustrations below figures 3 13 figure 3 15 figure 3 16 and solid wood frames are flashed like traditional windows with brickmold figures 3 17 also below. The suresill 4 9 16 in.

Apply more flashing tape at the top. White pvc sloped sill pan for door and window installation and flashing complete pack can be cut to fit the opening if needed. The emergency escape window or door shall be operable from the inside to provide a full clear opening without the use of separate tools.