How do you bolt a ledger board to a house?
Options for Fastening a Deck Ledger How do you attach a ledger board to a house roof? 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...