If the rot is confined to the sill and outer frame it s usually repairable.
How to fix door window frame.
More severely corroded windows frequently have to be taken to a workshop for treatment by a specialist.
Guide the whole pane slowly on the shelves and work toward the top.
Repairing and maintaining metal door and window frames light rust can be cleaned off manually or with power tools.
Fix your rotted window frame with epoxy 1.
Insert the glass into the frame.
With the frame secured to a flat surface and the bottom of the window closest to you hold the glass at a slight angle top to bottom.
Try one or more of the following to keep windows and doors from sticking.
Remove the rotted parts for this step you ll need the following tools.
Chisel or a flathead screwdriver and a brush.
Clean the window track by vacuuming it with the brush attachment then using a toothbrush and hot soapy water to.
Reduce friction on window and door jambs by running a candle stub or bar of soap on them.
Inspect the damage to start you ll want to check out the condition of your window frame.