In other words if you have blinds that are mounted a certain way or your window frame has molding that isn t completely flat from window to outer frame these are useless.
Window blind side channels.
You can choose from moisture resistant and wipe clean options perfect for the kitchen and bathroom or blackout roller blinds that will ensure darkness while you sleep.
Blocks out 97 percent of light extremly effective at blocking out light that creeps in along the sides of your room darkening shades.
Optional caps available for u channel.
The side tracks.
Made from a special light absorbing l shaped material plastic material 1 1 4 x 1 1 4 x 60 long that adhere to your window opening with a strong self adhesive magnet that runs the entire length of your window.
One strip will come stuck to the track and the other self adhesive magnetic strip will stick to your window opening.
H channels dimensions are 1 25 mm deep x 5 127 mm wide and are face mounted.
Come in brown or white to seamlessly blend in with the window frame.
Easy to install in a couple of minutes with a pencil and utility scissors or tin snips each track comes with two self adhesive magnetic strips.
Blackout roller blinds with side channels roller blinds are one long stretch of material that rolls around a pole at the top of the window.
Side tracks for cellular shade are a supplementary feature that closes the gap between the shade and the window frame.
Product specs u channel dimensions are 1 25 mm deep x 2 1 2 64 mm wide and mount to the jamb or face of window opening.
Comes with two tracks 1 1 4 x 1 1 4 to cover one window.
I would say that these are ok strictly for roller blinds that have top mounts not side mounts and are at least 1 5 inches from your window.
Controlled with a simple cord pull one way to raise and the other to lower you can adjust to any level to let in or block out light.