how to attach a ledger board to a house for a patio cover
Installing a ledger board ensures the structural support of your patio cover. A ledger is a pressure-treated board that attaches to an existing wall to anchor a new construction or attachment and support the weight load.se the drill to make a 3/8-inch pilot hole through the ledger and into the home's rim joist. Place a lag screw and washer into the hole and tighten with the socket wrench by turning clockwise. Cut equal strips of waterproof self-adhering membrane and metal flashing the length of the ledger and 6 inches wide.