Flashing Over Patio Door

A self adhered head flashing strip should be installed across the top of the doorway and over the drip cap vertical leg.

Flashing over patio door. Unless a door is well protected by a porch or large overhang good pan flashing at the sill is critical to prevent water from seeping into the floor framing. It is recommended for peace of mind against water intrusion and mold. White the suresill 4 9 16 in. Flexible flashing comes in 4 to 6 in wide rolls and has a sticky side so it adheres to the underlying surfaces.

To install the flashing cut pieces of building paper and self adhesive flashing to fit and install them in the correct order bottom sides top around the opening. Apply flexible flashing directly under the doorsill and two inches up the sides. 2 cut the z flashing to the required length with a hacksaw or a pair of tin. Angled metal drip cap flashing material extending over the door head trim and returning at the ends should than be installed.

Begin flashing at the bottom. Use the peel and stick flashing at the door header now. It is recommended for peace of mind against water intrusion and mold. The flashing in this area should be extended at least an inch beyond the jambs.

This needs to overlap the drip edge and the house wrap. How to install flashing around a patio door when sealing a patio door check the manufacturer s instructions and be sure to follow the directions carefully. It s imperative that the flashing laps well over any deck flashing or weather barrier below the door. Doors leading to patios and decks are particularly vulnerable to wetting around the sill from splashback and in cold climates from snow buildup.

White pvc sloped sill pan for door and window installation and flashing complete pack can be cut to fit the opening if needed. Folding the z flashing over the side casing prevents water from entering the gap between the casing and the door frame. White pvc sloped sill pan for door and window installation and flashing complete pack can be cut to fit the opening if needed. White the suresill 4 9 16 in.