Locate the cord lock mechanism in the headrail the lift cords run through this.
How to fix french door blinds.
Typically french doors don t provide much privacy because of all the glass.
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.
Here is the link.
French doors with built in blinds between the glass panels are great.
If you wanted privacy with a french door in the past you would have to install some type of blind or a curtain attached to the door.
Another popular option of french door blinds are the shutters.
Step 1 determine the source of the problem whether the french doors are completely unable to open only stick intermittently or simply feel rather stiff you must examine them thoroughly to determine the cause of the problem.
First hold your lift cords level with the headrail and gently pull.
Nonetheless the cost of this type is typically higher compared with the other window treatments.
Start by shooting a little silicone spray on the moving parts behind the handle.
By having an idea of how to fix the doors when this happens you can ensure that access to the garden is never hindered.
French doors built in blinds.
If working the hardware gets no results i d suggest contacting the therma tru service dept.
I m assuming that s a therma tru door.
If this does not fix the problem take your blind out of the window.