How-to-hang-something-on-steel-siding, vinyl siding is a common and durable exterior home covering. while siding often improves the exterior home's appearance, it is difficult to hang objects like garden plaques on this material. inserting nails or screws often voids the warranty and causes moisture damage from rainfall.. The patented siding saver mounting bracket helps you quickly and easily mount anything requiring a flat surface to exterior vinyl siding, aluminum siding, and even wood and clapboard. manufactured from strong, uv resistant, makrolon ® polymer, siding saver provides the versatility of plastic with the strength of steel.