Place the vertical portion of the flashing against the home s exterior sheathing slide it under the house wrap through the slit you cut and the horizontal portion on top of the ledger board.
Flashing a deck roof to house.
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.
Slip flashing under siding.
A simple metal or plastic cap flashing is probably adequate to flash a deck ledger in a dry climate while the 3 layer system described in this video is suitable for high rainfall and damp climates.
The irc doesn t provide prescriptive measures for flashing other than the minimum thickness for metal flashing 0 019 in.
Properly installing a ledger board for your deck is one of the most important structural components of building a safe and strong deck.
Materials required acrylic caulk drip cap galvanized flashing galvanized joist hangers galvanized lag screws galvanized nails and screws pressure treated wood z flashing.
Then caulk the nail heads.
If the house is sided with shingles or lap siding simply slip the metal s top edge up under the bottom edge of the shingles or siding as far as possible.
These 18 articles will teach you how to install flashing and bolt the ledger connection to the house rim.
Fit the flashing in place caulk the top edge and nail it with galvanized nails long enough to penetrate at least 1 inch into the structural members.
Prepare the area where you will install the roof flashing.
Measure the length of the porch roof joint to determine how much flashing you will need.