Window Head Flashing End Dam

Install the head flashing.

Window head flashing end dam.

Folding the rhf up will help prevent water from getting behind the cladding where the flashing and cladding meet. Fold down the house wrap flap and tape diagonal seams with construction tape. In the photo below you can see where improperly or missing end dams have caused significant water damage to the interior drywall even though sill flashing was present. Water deflectors must be installed wherever a horizontal mullion occurs in storefront.

Suresill sloped sill pan 1 1 8 in. At this location the cladding may need to be cut to fit around the projection of the end dam. Folding the end of the rhf down will help prevent water from finding its way under the flashing. Free delivery with 45 order.

It takes about 5 minutes to do both ends and all you need is a pair of snips a wide mouth sheet metal clamp and a hammer. Place end dam corners at either side of the lentil and seal edges with fastflash creating a pan above the window head. End cap 40 pair per box model ss 1 18c cps 47 61 box 47 61 box. Fastflash fastflash shelf angle weep vent ss thruwall flashing cat 5 spray wrap mvp or vb chamfered insulation to support the ss thruwall flashing.

Instead of cutting a head flashing the same length as the top of the window run it long and either bend it down over the edge of the window or bend it up and create an end dam. Without end dams water will intrude into the jamb locations of the building. White pvc sloped sill pan for door and window installation and flashing complete pack model hdo 2 06s 120 37 49 37 49. Caulk the outside of the end dam to the siding while you are caulking it to the window anyway.

Set your store to see local availability add to cart. Then hammer it down flat against the jig. Insert weep vent at the head joints to facilitate evacuation of moisture in the cavity. Over and beyond the jamb flashing and over the drip cap if installed.

Here s a simple way to create end dams to prevent that. If neither the window nor siding manufacture suggests one of these methods then just pick the. Use the fein multi master to cut the aluminum or vinyl to go around the window and two small slots for the end dams. Over window flange and pan flashing and extend above the head flange.

Install the jamb flashing.