Use a tape measure if needed to place the brackets.
Inside mount blinds vinyl windows.
The vinyl is not strong enough to hold the weight of the blinds.
For outside mount the blinds are screwed onto the window trim or anchored into the drywall or into the plaster.
The top of the window frame is flush with the ceiling so the only other option is to hang the blinds from the ceiling which seems less than optimal.
Finally vinyl window frames can make it tricky to install inside mount blinds because the vinyl isn t strong enough to directly support the weight of the blind.
An inside mount is when blinds or shades are installed inside the top of the window frame.
Blinds can be inside mount and outside mount depending upon the depth of your windows.
If you are considering a window replacement and want to inside mount the blinds afterward it s important to take careful measurements to ensure everything will fit with the new vinyl windows.
Installing window treatments as an inside mount gives your windows a clean finished look allows blinds or shades to be flush with the trim or wall and doesn t cover decorative molding.
The window treatment brackets are either screwed into the ceiling of the window opening or sides.
Fix the brackets to the top or sides of the inside opening or install them outside the opening.
Mount the hanging brackets in the correct position inside mount.
Outside mount or ceiling mount.
Mark the positions of the bracket holes with a pencil.
If you have vinyl windows you won t be able to screw the brackets directly into the vinyl channel that holds the window.
For inside mount the brackets are attached to the top of the opening directly on the trim or on the sides.
I want to hang blinds on the center window in a three window window seat.