Install the kickout flashing.
Deck siding flashing.
Kickout flashing installs just like standard step flashing except that half of the kickout flashing hangs over the edge of the roof.
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.
Fits over leger board and behind siding to protect from water damage.
I advocate removing siding carefully so it can be reused.
You may need to pry out siding first.
The flashing can then lap the top of a lower course of siding or the foundation so any water that does get into the joint will be directed outward.
Make the ledger out of pressure treated lumber that is 2 inches wider than the joists.
Deck flashing diverts water runoff from the side of the building away from the ledger board which is the joist that s attached to the side of your house.
Galvanized deck ledger flashing fits over deck ledger board and behind siding for protection from water damage.
Never put horizontal siding in direct contact with any horizontal material.
Painted galvanized steel features a baked on factory finish.
How to use flashing between vinyl siding and a wood deck 1.
The level of water resistance you need to achieve when flashing a deck ledger will depend on the rainfall and how dry your climate generally is.
Use asphalt paper between metal and pressure treated lumber.
The horizontal leg should be wide enough to extend all the way.
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.
Install z flashing along the top edge of the ledger.
For example if the deck has.
The flashing made of vinyl or galvanized.
Pry the siding out near a nail then push the pry bar against the nail as you partially tap the siding back in.
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.
This flashing needs to extend up at least 2 or 3 inches up under the siding above the deck.
The amerimax 8 ft.
If you re just trying to buy a few years until a new deck can be built some tubes of high quality silicone caulk and whatever other tricks it takes to divert water to the face of the ledger can buy you some time.
If nails are in the way pull them out.
Slip the back flashing under the siding at least 3 at the top and the sides.
That should pop the nail head out far enough so you can pry it out.
