Flashing Deck Ledger Board Vinyl Siding

These 18 articles will teach you how to install flashing and bolt the ledger connection to the house rim.

Flashing deck ledger board vinyl siding.

The irc doesn t provide prescriptive measures for flashing other than the minimum thickness for metal flashing 0 019 in. Measure the length and width of your deck to attach the ledger correctly. Window and door cap 1 25 in x 120 in x 1 56 in aluminum z flashing. The nails should not be nailed tight to the flashing.

Make the outline large enough to include space for the deck boards on top the ledger and any trim boards on the sides. Snap a chalk line cut out the siding and tack up the ledger board. Start by making an outline on the siding where you want to position the ledger board. You should allow the flashing to move from side to side in the slotted hole provided.

Then slip flashing behind the siding covering the top edge of the ledger. 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. 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. Item 3807 model 5504900120.

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. Make sure the house wrap is long enough to cover over the top of the drip cap. 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. Properly installing a ledger board for your deck is one of the most important structural components of building a safe and strong deck.

Step 2 cut away the vinyl siding.