Flashing a Deck Ledger Board on Vinyl Siding

Here's the right way to do it

Required Tools for this Project

Have the necessary tools for this DIY project lined up before you start—you’ll save time and frustration.

  • Miter saw
  • Cordless drill
  • Circular saw
  • Socket/ratchet set
  • Level
  • Drill bit set
  • Framing square
  • Safety glasses
  • Utility knife
  • Tin snips

You'll need a zip tool to remove vinyl siding.

Required Materials for this Project

Avoid last-minute shopping trips by having all your materials ready ahead of time. Here's a list.

  • Undersill trim
  • J-channel
  • Aluminum nails
  • Z-flashing
  • Drip flashing
  • Silicone caulk
  • Bolts
  • Ledger board

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