20 CURTAIN RAILS AND CURTAIN RODS, NON-METAL FASTENING MATERIALS FOR CURTAIN RAILS AND RODS, NAMELY, WALL SUPPORTS, SIDE WALL SUPPORTS, CEILING SUPPORTS, SPACER SUPPORTS, SNAP SUPPORTS, CONNECTING BRIDGES; NON-METAL CURTAIN HOOKS AND CURTAIN RINGS, SLIDERS IN THE NATURE OF NON-METAL SLIDES FOR CURTAIN RODS AND CURTAIN RAILS; END STOPS FOR CURTAIN RAILS AND CURTAIN RODS