Deck Against Siding Flashing

Keep in mind the bottom of the upper siding should be at least two inches above the flashing or the decking that s near the house.

Deck against siding flashing. For example if the deck has. Installing z flashing to prevent water from seeping behind the deck s ledger board and rotting the board and the siding the flashing must cover the top of the ledger board and bend over the edge. If nails are in the way pull them out. Start by making an outline on the siding where you want to position the ledger board.

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. How to use flashing between vinyl siding and a wood deck 1. 23 roof to wall and deck to wall flashing home builder s guide to coastal construction page 3 of 3 figure 3 deck ledger flashing. Though it will take some dismantling and perhaps a replacement deck board or stick of siding following the recommended practices for installed ledger flashing based on your exterior cladding is the best approach.

Snap a chalk line cut out the siding and tack up the ledger board. Install z flashing along the top edge of the ledger. Never put horizontal siding in direct contact with any horizontal material. Pry the siding out near a nail then push the pry bar against the nail as you partially tap the siding back in.

Then slip flashing behind the siding covering the top edge of the ledger. You may need to pry out siding first. If the deck appears to have life left in it and the lacking flashing was discovered during an annual inspection recommended then some repair should be on your to do list. Slip the back flashing under the siding at least 3 at the top and the sides.

Technical fact sheet no. The horizontal leg should be wide enough to extend all the way. This flashing needs to extend up at least 2 or 3 inches up under the siding above the deck. Deck joist ledger spacer behind ledger housewrap or building paper housewrap or building paper exterior sheathing flashing drip edge z flashing 2 z flashing 1 deck board siding gap.

Materials required acrylic caulk drip cap galvanized flashing galvanized joist hangers galvanized lag screws galvanized nails and screws pressure treated wood z flashing.