Step 4: Determine Molding Lengths

woman measuring window box frame
Photo: Kristine Larsen
«»
Steady the trim against the plywood frame, and trace cut lines for the front and sides of the window box. No need for a back panel; it won't be seen.
Ask TOH users about Windows

Contribute to This Story Below

    Tools List

    • circular saw
      Circular saw
    • hammer with nailset
      Hammer and nailset
    • bar clamps
      Clamps
    • impact driver
      Drill driver fitted with a ½-inch paddle bit
    • miter saw
      Miter saw
    • latex gloves
      Gloves
    • dust mask
      Mask
    • eye goggles
      Goggles

    Shopping List

    1. 6- or 8-inch salvaged baseboard or casing

    2. Plastic planter
    The planter can be shallower than the window box but should match it in length.

    3. Water-resistant wood glue

    4. ½-inch exterior plywood
    Get a 2-by-2-foot piece.

    5. 6d finish nails

    6. Clear spar urethane