Woodhead 130114 Series construction guards are suitable for PR48 / R40 incandescent lamps used in backyards, construction sites, shipyards, staging areas and utility plant shutdowns. These guards protect the lamps from damage caused by impact, debris and other environmental hazards. They have an open-end design that facilitates quick and convenient replacement or maintenance of the lamp, eliminating the need for fully removing the guard. These guards offer 8-gauge steel construction with zinc-plated finish for exceptional durability, strength and resistance against corrosion.