BRIAN,
SORRY CANT HELP WITH THE REMOVAL PROCESS BUT i'M INTERESTED IN HOW YOU INTEND TO CLEAN THEM ONCE THEY ARE OUT? ARE THESE SHADES THE ONES THAT ARE SHEAR AND HAVE INTERIOR SLATS THAT OPEN AND CLOSE? ALSO IF THEY ARE PLEASE DESCRIBE THE REMOVAL PROCESS ONCE YOU FIGURE IT OUT IF YOU DONT MIND. THANKS