Washers help to evenly distribute the load and should always be used under the bolt head and under the nut (just under the bolt head if installing into a threaded hole).
With an integrated sensor port, adding microwave or PIR motion sensors is effortless.. Wet location rated, this canopy light is perfect for outdoor spaces, parking garages, and loading docks. LED Canopy Fixture - 100 Watt - CCT Selectable - White Finish With an efficacy of up to 153 lumens per watt, this canopy light is a versatile and energy-efficient lighting solution.