Deck Ledger Installed Over Siding

Run flashing behind the siding and over the ledger as should have been done in the first place.

Deck ledger installed over siding.

Slip the back flashing under the siding at least 3 at the top and the sides. Properly installing a ledger board for your deck is one of the most important structural components of building a safe and strong deck. This may seem excessively tall but is needed in order for the water resistive barrier wrb and siding to overlap the top. The wall leg is at least 7 in.

That should pop the nail head out far enough so you can pry it out. After the ledger is installed a second strip of membrane tape is applied over the top of the ledger and about 1 2 in. A ledger should be installed on concrete brick or a block but what happens if the side of your house is covered in siding. Never install a ledger on top of house siding.

The ledger is a header that transfers the weight of the deck to the framing and foundation of your house. You may need to pry out siding first. Nail undersill trim j channel will also work over the bottom cut using 11 gauge aluminum nails. Pry the siding out near a nail then push the pry bar against the nail as you partially tap the siding back in.

Aluminum and vinyl siding can easily be removed with tin snips from an area one foot surrounding the ledger board location. Never install a ledger board over the top of siding no matter what you hear this can weaken the connection. Loosen the siding left above the ledger so that you can slip flashing under the paper under the siding. In order to install the ledger board you usually need to remove the house s siding.

Then cut away the siding. The attach a deck is a simple deck ledger mounting system that stands the ledger off the wall eliminating the need for flashing that s the big benefit but there are other features i like. Attach a deck can be used to mount ledgers on new homes and retrofit decks over siding on existing homes the system is tested by an engineering service the installation is simple and fast lag screws. Cut back the siding above the ledger in two places right at the top of the ledger and 1 above the level of the board that goes over the ledger.

Make the outline large enough to include space for the deck boards on top the ledger and any trim boards on the sides. If nails are in the way pull them out.