Window Shades

Cordless Shades, Efficiency without Electricity

Posted by on January 20, 2010 at 9:52 pm

Cordless shades don’t have to be electric. There are such systems that lift the shades and lock them in position with the help of a simple spring and a blocking mechanism. When manually pushed up, the shades stop when the movement stops. Conversely, when they are pulled down, they don’t resist, but in the moment [...]