The ultimate goal is to create a series of overlapping layers of flashing material so that any water that gets behind the door trim from above the door or along the sides is captured and redirected.
Flashing under sliding door deck.
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Helping to direct water down and away from your home this waterproofing technique is especially important to use on roofs and around windows and doors.
Figure 3 26 above flashing details above and below an exterior door.
This joint in the brick will then be back filled with silicone.
Flashing refers to thin sheets of material installed around a home s exterior to prevent water from seeping inside.
The area that is brick will have a typical z flashing into a cutout in the brick joints above and then over the ledger.
How to prep for installing an exterior door by making custom metal flashing.
Whatever material is used all pans should have a dam on the ends and along the inside edge.
Remove the existing interior and exterior sliding door trim remove the existing sliding glass door remove any deck boards restricting the installation of proper deck flashing install a copper door pan and copper deck flashing copper seams will be soldiered re install the existing sliding.
This will ensure water doesn t infiltrate behind the flashing.
When installing flashing below the sliding or hinged door opening onto a deck be sure that.
When slipping the flashing under the siding be sure to slide the flashing to the left or right of the ledger by at least 2.
Figure 3 27 above pan flashing and threshold details below an entry door.
The door flashing pan extends outwards over the deck ledger just as the simpler.
On the exterior the pan flashing should lap over the deck or masonry flashing below.
Flexwrap will be used under the duraflash in the door area.