Step 7: Apply Putty Rope

applying putty to exposed rabbets
Photo: Kindra Clineff
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Place the rope around the edges of the glass and push it firmly against the exposed rabbets.

If one rope isn't enough, roll out more and overlap the ends to form an unbroken ring of putty around the edges of the glass.
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    Tools List

    • putty knife
      ½-inch putty knife,
      For tooling putty; should be flexible and clean.
    • painter's tool
      5-in-1 Painter's tool,
      For scraping out old putty.
    • electric heat gun
      Heat gun,
      For softening old putty.
    • paintbrush
      1-inch paint brush,
      For priming sash.

    Shopping List

    1. GLASS
    For pane dimensions, measure the opening from top to bottom and side to side, then subtract 1/8 inch from each measurement.

    2. ALUMINUM FOIL
    Protects undamaged glass from heat.

    3. GLAZIER'S POINTS
    Hold glass against sash. Tom uses push-type points with shoulders.

    4. GLAZING PUTTY
    Seals the edge of the glass against the weather. Tom uses an oil-based product in a can.

    5. EXTERIOR PRIMER
    Seals wood against moisture; extends putty life.