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Install Glass and Glazing Points — Install New Glass Pane

Beginner8 hours

Part of project

Window Repair · Step 3 of 6

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In this video

Carefully insert the newly cut glass pane into the prepared window frame. Press it firmly but gently into the bedding putty, ensuring it makes good contact with the putty all around. Once in place, secure the glass using glazing points. These small metal clips are pressed into the wood frame along the edges of the glass, holding the pane securely in position.

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FAQs

What are the most important safety precautions to take when replacing broken window glass?

Always wear thick work gloves and safety glasses to protect against sharp glass shards. Use a drop cloth to collect debris and avoid touching broken edges with bare hands. Dispose of old glass properly by wrapping it securely in cardboard and labeling it before placing it in the trash.

Do I really need all the listed tools, like a chisel set, for a basic window repair?

While a putty knife, measuring tape, and screwdriver are essential, a full chisel set might only be necessary for significant wood rot or complex sash damage. For simpler repairs like minor wood filler application, a sturdy putty knife might suffice. Assess the extent of your sash damage to determine if specialized tools like chisels are truly needed.

What are common mistakes beginners make when repairing damaged window sashes?

A common mistake is not fully removing all rot or loose wood before applying wood filler like J-B Weld KwikWood; ensure the area is clean and dry for proper adhesion. Another error is rushing the drying time for wood glue or filler, which can compromise the repair's strength. Always follow product instructions for curing times.

The project estimates 8 hours; is that realistic for someone new to window repair?

The 8-hour estimate is a general guideline and can vary significantly for beginners, especially if you encounter unexpected issues or are repairing multiple windows. Take your time, particularly during glass installation and sash repair, to ensure quality results. It's better to spend more time doing it correctly than having to redo the work later.