For a majority of these windows and doors you ll need to buy the sealed glass assembly and replace it.
Blinds inside door broken.
Because of this the only way to get at the blinds and therefore repair them is to take apart the thermal glass assembly thus rendering it useless.
Anything else you do with it is not going to make you happy.
If your valance clips continue to break many customers find that attaching small magnets to the valance with hot glue can keep it in place.
On mar 25 2018.
Most manufacturers are installing the blinds inside a sealed thermal window assembly.