Start by removing the wooden frame that holds the window in.
How to replace garage door window glass.
The person on the outside must hold the outer frame in place throughout this process to prevent damaging the outer frame of the window.
This can be done using a sharp edge such as a putty knife.
Before the year 2000 most garage windows were individual panes of glass held within frames that were usually made of wood.
Some windows consist of a frame with glass or plexiglass and the entire unit is replaced.
Insert the new glass panes.
To replace your garage door window glass follow these steps.
This made replacing a single pane of glass very simple.
Reference the above list to ensure the glass window panes on your door can be replaced diy.
After the year 2000 many garage door windows started to be made of a single long pane of glass held in place between two frames that are screwed together.
Garage door window replacement on wooden doors replacing the windows in a wood door is also an easy process.
Into the frame replace the rubber seal and screw the inner window frame back onto the door to hold the new glass.
Remove the old window and obtain a replacement.