Step 2: Prep for new door install

Set the bottom of the new prehung replacement door onto the sill and tilt it into the opening
Photo: Smith/Baer
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Sweep the sill clean and apply two thick beads of caulk where the new threshold will sit. Set the bottom of the new prehung replacement door onto the sill and tilt it into the opening. Check that the frame is square and the door is plumb.
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    Tools List

    • hammer
      Hammer
    • drill
      Drill/driver
    • circular saw
      Circle saw
    • hacksaw
      Hacksaw

    Shopping List

    1. Replacement entry door
    2. Urethane-foam exterior trim
    includes crosshead pediment and fluted columns

    3. Aluminum storm door

    4. Urethane adhesive
    used to adhere exterior trim

    5. Silicone caulk
    for sealing underneath new threshold

    5. 1 5/8-inch roofing nails
    used to secure new doorframe

    6. Straightedge
    used as a saw guide when trimming the siding

    7. 3-inch (10d) galvanized finishing nails
    for attaching urethane trim

    8. Exterior-grade putty
    used to fill nail holes in trim