Flashing Deck Ledger Board Vinyl Siding

Item 3807 model 5504900120.

Flashing deck ledger board vinyl siding.

Then slip flashing behind the siding covering the top edge of the ledger. Step 2 cut away the vinyl siding. The irc doesn t provide prescriptive measures for flashing other than the minimum thickness for metal flashing 0 019 in. The nails should not be nailed tight to the flashing.

Properly installing a ledger board for your deck is one of the most important structural components of building a safe and strong deck. Cut a length of metal z flashing with tin snips to cover the entire length of the ledger board allowing an extra 1 2 inch to overhang each end. 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. Measure the length and width of your deck to attach the ledger correctly.

Measure the distance between floor joists the height of the sill plate and add 1 2 inch for flashing to vent moisture from the ledger. Next you ll want to install a piece of metal drip cap flashing above the ledger board. Nail the z flashing over the top of the ledger tip when nailing your vinyl z flashing to the house be sure to nail every 12 along the house with roofing nails. Window and door cap 1 25 in x 120 in x 1 56 in aluminum z flashing.

These 18 articles will teach you how to install flashing and bolt the ledger connection to the house rim. You should allow the flashing to move from side to side in the slotted hole provided. Make the outline large enough to include space for the deck boards on top the ledger and any trim boards on the sides. When you install the floor joists you ll need to make some small cuts in the flashing to allow the top of the joist to line up with the top of the ledger board.

Start by making an outline on the siding where you want to position the ledger board.