49 Brilliant Garage Organization Tips, Ideas and DIY Projects - Page 31 of 49 - DIY & Crafts. This looks like Bouillon Cube jar lids screwed to the board, so jar part can screw onto the lid. I've also seen done with baby food jars.
Plastic lattice works well for storing long lengths of miscellaneous pipe, trim, flashing and conduit. Just cut matching pieces, then screw cleats to the ceiling and screw the lattice to the wall studs and cleats. Or fishing poles?