Clear snow guards are manufactured in a high clarity polycarbonate plastic with UV stabilizers which provide strength and longevity. The structural rib guard is designed to fit over stiffening rib on residential panels. The surface mount are particularly effective in retaining snow and ice on metal roofs where there are no suitable seams to which a seam mounted device can be fastened, including batten and cap seam panels. Both have a low visibility and blend with roof materials and can be attached with adhesives, screws or a combination of both.