These doors most often have single pane sections held in place with wooden trim rather than the newer double or triple pane windows.
Replacing a window pane in a wooden door.
Door glass replacement in 9 steps.
Ask this old house general contractor tom silva replaces a broken pane in a basement window subscribe to this old house.
You can then scrape old glaze off with a painters knife.
Unlike contemporary windows built with a window pane sealed inside a frame most older windows were built by.
If the sash is still in the window opening or the pane has a crack or two but is otherwise intact it s best to remove the putty first then the glass.
How to glaze a window pane.
With gloved hands wiggle free any pieces that remain embedded in the putty.
Scrape excess glazing compound from window pane.
Tap the center of the rag covered pane with a hammer to loosen the shards.
Insert new pane of glass.
Glazed window pane is now ready for paint.
Replacing the glass is far easier if the window door is laying flat on the work surface and is clamped down caulked side of window facing up.
Use a heat gun to soften old glaze.
Carefully remove the broken pane from the door.
Make sure you have a solid footing and are at eye level with the upper third of the pane.
In this video this old house general contractor tom silva explains how to replace glass in a door.
Step 2 remove the old putty.
When one of these panes gets broken it is a repair job that is a relatively simple diy.
How to replace a pane of glass in a door.
Door glass is held in place by wood molding.
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Measure the broken door pane for a new piece of glass.
If this isn t possible you can replace the glass in place.
Older homes often have doors with glass lights or panes in them.
Position the new pane in the rabbets.
Shift the pane until you have a 1 16 inch gap between the pane and sash on all four sides.
Use a stiff blade putty knife to pry the wooden stops from around the broken pane.