Attach the ledger with 1/2-inch-diameter lag screws or bolts every 16 inches (or as specified by local building codes). Slip stainless-steel washers between the ledger and the siding to allow water to flow behind the ledger. If you can’t get behind the joist to cinch down nuts, use lag screws.

How do you attach a ledger board to the wall?

Use a wood bit to drill ½” pilot holes through the ledger board. Next, use a concrete bit to drill into the concrete wall. Install two bolts at the end of each ledger board. Hammer the sleeve anchor through the ledger board into the concrete wall.

Can you attach a ledger to siding?

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

How do you attach a ledger board to siding?

Quote from Youtube video: You need a drip cap at every horizontal break. The most important part is having this drip at the bottom of your deck ledger.

Can you attach a roof ledger board to studs?

Roof ledgers almost never fall in the same plane as the house floor ledger. They can be fastened through the sheathing into the studs. No need for blocking – ands don’t bring the framing into the stud space, it makes air-sealing a lot more difficult, and interrupts the structural continuity of the sheathing.

How do you secure a ledger board?

Quote from the video:
Quote from Youtube video: Before installing the ledger board into place there's one very important step which is to waterproof the houses rim joist using a rubber membrane. This will keep any water running down the exterior.

How do you attach a ledger board to a house for a patio cover?

Quote from the video:
Quote from Youtube video: For like screws or another alternative through bolts with accompanying nuts at the ledger. Board. In a suitable flashing. Usually a metal L flashing. To protect against moisture seepage.

How do you attach a deck ledger to a house?

Quote from the video:
Quote from Youtube video: So we're gonna drill some holes in the ledger and thread these into it. Good. I've chosen a drill bit the same diameter as the lag bolt that we're going to use I want to pre-drill the ledger.

Can a ledger board be two pieces?

The ledger board doesn’t have to be one continuous board. It can be a series of broken sections if it is solidly attached. This will require extra bolts and installing a 2x nailer across the top of the vent to secure the decking along the house wall.

How do you attach a ledger board to a house for a pergola?

Another way to attach a pergola to your home is by using a ledger board that you can attach to your home’s wall. Use galvanized or stainless steel screws to attach it securely to the wall and then run the rafters from the ledger board to the beam on the other side that is supported by the posts placed as normal.

Can you attach ledger to wall studs?

MiTek’s WSWH Washer Head Structural Wood Screw can be used to attach a ledger to studs directly, through 1/2″ APA rated sheathing or through one or two layers of 5/8″ gypsum wallboard (drywall).

How far apart should lag bolts be on a ledger board?

The fasteners must be compatible with pressure-treated lumber to prevent corrosion. Typically, you will need to install your bolts alternating high and low 2″ from the top and bottom of the ledger board. As a rule of thumb, bolts can be spaced 16″ on center for supporting joist span up to 12′ in length.

How long should ledger screws be?

The most common method is to install ½” lag bolts with washers or carriage bolts with washers. You will usually need the length of the bolt to be at least 4”- 6″ to penetrate through the 2x ledger board, the house sheathing and into the solid house rim.

Can you use Tapcons for ledger board?

Titen HD anchors (Tapcons on steroids as some call them) even in galvanized finish are not to be used in exterior application. Never to be used to attach Ledger Boards.

What size lags for deck ledger?


The proper lag screw diameter per the IRC can be verified by the fact that ½” lag screws have a hex-head that is ¾” wide. In Figure 4 below, the contractor used ½” diameter lag screws to connect the ledger through the wall sheathing into the house floor band joist.

Can I use 2×6 for ledger board?

2×6 P. Treated bolted as / the size of your deck. It should be 6-8 inches above grade ideally, but you can get ground contact PT that can be placed closer. You want a flashing that won’t react with the larger copper content of the treatment.

How wide should ledger board be?

Ledger shall be a minimum of 2×8 nominal. Where guards are required, outside joists and rim joists shall be a minimum of 2×8 nominal.

How thick should ledger board be?

The decking is 1-inch thick, so the top of the ledger is 1 1/8 inch below the bottom of the sill.

Can I use a 2×8 for a ledger board?

placing a 2×10 ledger board against a 2×8 rim joist is irrelevant and should not compromise the safety of the structure at all under most conditions. Check with your local code enforcement agency and local structural engineers to be sure.

What size ledger board do I need for roof?

2 by 6

The ledger, typically a 2 by 6, is usually designed to hold one end of the patio-roof rafters. Locating and mounting the ledger is normally a fairly easy process; the ledger should be attached before the foundation is built for a deck, patio roof posts, and other structure.

Can ledger be same size as joists?

How to choose the size of the deck ledger board. As a general rule, you should use the same size of board for the ledger as you plan to use for the joists. You can use a larger board, however, if it allows for a better connection to the house framing.