SHARK is available in 3 sizes and 6 power packages: 8 ft. (100W and 70W), 4 ft. (50W and 36W) and 2 ft. (25W and 18W). NSF certified for use in food-preparation facilities and meets strict standards for public health safety. Marine-listed models are not NSF certified. Fully gasketed lens and plugs seal out moisture and dust. Covered ceiling not required to maintain wet location listing or IP rating. Also marked and rated for NEMA 4X. All models come standard with surface-mount brackets and V-hooks for chain mounting. Accessory mounting kits also available for angeld surface or junction box mounting.