How To Attach A Ledger Board To Sheet Metal Siding

Drill 1 2 inch holes through the ledger board into the planks between joists.

How to attach a ledger board to sheet metal siding. Never install a ledger board over the top of siding no matter what you hear this can weaken the connection. Secure flashing with galvanized nails. Start by making an outline on the siding where you want to position the ledger board. Using a 4 foot level check to make sure the line is straight.

Covered by the wrb and siding. Get 4 inches of the flashing under the bottom of the siding. The chalk line should be about 1 inch below the door that will open onto the finished deck. Metal or plastic cap flashing covers the top of the ledger with a drop leg of 1 2 in.

Fasten the ledger board with 1 2 inch bolts and washers. Then nail them to the surface you re working on leaving 16 inches 41 cm between each strip. Anchor deck joists to the ledger with joist hangers filling each hole with galvanized joist hanger nails rated for pressure treated wood. Snap a chalk line cut out the siding and tack up the ledger board.

These 18 articles will teach you how to install flashing and bolt the ledger connection to the house rim. Next snap a chalk line across the siding the same length of the board. In order to install the ledger board you usually need to remove the house s siding. To install the furring strips start by cutting them to size so they run from one end of the surface to the other.

Slip the flashing under the siding so it will cover the ledger board. Then slip flashing behind the siding covering the top edge of the ledger. Properly installing a ledger board for your deck is one of the most important structural components of building a safe and strong deck. Measure the exact width and length of the ledger board with a tape measure.

Putting up furring strips will help even out the surface you re working on so the metal siding doesn t look wavy. Attach the ledger with 1 2 inch diameter lag screws or bolts every 16 inches or as specified by local building codes. A ledger relies on the fasteners and strength of the wood ledger board and rim board of the house to carry the deck live and dead loads. Make the outline large enough to include space for the deck boards on top the ledger and any trim boards on the sides.

If you can t get behind the joist to cinch down nuts use lag screws. Step 5 attach ledger board. Aluminum and vinyl siding can easily be removed with tin snips from an area one foot surrounding the ledger board location.