Best Way to Attach Deck Ledger to House
How to Install a Ledger
Learn how to attach the load bearing joist of the deck, called the ledger, to your house with the help of our adept tips.
A ledger is a joist attached to the framing of the house. It carries the weight of the deck and transfers it to the foundation of the business firm. If you are installing an fastened deck, your layout and installation will begin with a ledger. If y'all are edifice a freestanding deck, it volition be supported on all sides by posts and footings, and yous should skip to the next step.
Considering the ledger functions as the first step in laying out an attached deck, yous must position it precisely — level and firmly attached to the framing of the house. This means that the lag screws that fasten a ledger to a frame structure need to go through the capsule and penetrate the band joist or studs. On brick, cake, or physical, employ heavy-duty masonry anchors drilled into the masonry.
Cutting your ledger from the aforementioned size lumber equally your joists — 3 inches shorter than the width of the deck and so you can attach the end joists to the ends of the ledger. In most cases you will take to remove siding to install the ledger.
What You Need
- Tape measure out
- Hammer
- Chalk line
- Speed square
- Circular saw
- 4-foot level
- Cordless drill
- Tin snips for metal siding
- Chisel
- Caulk gun
- Socket wrench and sockets
- 2x lumber
- Felt paper
- Fasteners,
- Flashing
- Caulk
Fasten a Ledger: Optional Ledger Zipper
Some localities allow ledgers to be installed on the surface of the siding. This installation requires shims to keep the surface of the ledger vertical. Cut shims from siding stock and tack them upside down on your ledger location. Drill pilot holes and fasten the ledger to the rim joist with lag screws.
If your local code requires that the ledger be held away from the siding so it can dry out quickly, attach the ledger temporarily and drill all the pilot holes. Remove the ledger, push the lag screws through the holes, and slip on four or 5 washers behind the ledger. Bulldoze the screws into the pilot holes.
Stride 1: Mark and Cut Ledger
Marker the ledger outline past holding the cut ledger in place or by using a straightedge. Extend the marks 1-ane/2 inches on both ends for the end joists. Set your saw to cut the siding, not the sheathing, and cut to the corners. Chisel out forest corners; cut metallic corners with snips.
Pace 2: Install Flashing
Supercede damaged waterproofing on the sheathing with 30-pound felt paper. Cut metal Z-flashing or scroll flashing to the length of the cutout and slide information technology at least 1 inch under the siding above the cutout.
Step 3: Install Ledger
Mark the ledger (and the header joist) for joist locations. If you're working alone, prop 2x4 braces at either terminate of the cutout and hoist the ledger in place, resting information technology on the braces. Eye the ledger in the cutout, leaving ane-1/2 inches on either side for the end joists. Adjust the brace on one end to position the ledger exactly at the correct height and tack this end to the capsule with a 10d nail or deck spiral. Level the board and tack the other end.
Step iv: Secure Ledger
Counterbore lag-spiral locations that autumn on joist markings, and then drill airplane pilot holes for the lag screws through the ledger and about 1/ii inch into the band joist or studs (on a deck above the band joist). Drive washered lag screws into the framing with a socket wrench, stopping simply when the screw won't turn without excessive force. Caulk counterbored holes, the joint above the flashing, and the bottom of the ledger. Don't caulk the ends yet.
What if the Ledger Anchors to Brick, Block, or Concrete?
Stride ane: Drill Locator Holes
Drill the ledger for lag screw airplane pilot holes. Then use masonry screws or braces to agree it firmly in place while you drill locator holes with a small masonry chip.
Step 2: Drill Holes
Remove the ledger. Drill holes using a masonry flake the correct size for the masonry anchors. Drill at least 1/iv inch deeper than the length of the anchors and blow out any dust.
Step three: Install Anchors
Tap masonry anchors into the holes until they are affluent or slightly recessed.
Stride 4: Install Ledger and Flashing
Brace the ledger and drive the screws into the anchors. Tack a guide to the ledger. With a masonry bract, cut a kerf 3/eight inch deep for the flashing. Install and caulk the flashing.
Source: https://www.bhg.com/home-improvement/deck/building/how-to-install-deck-ledger/
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