Outdoor raintight wireway is used to protect electrical wiring against rain, sleet and physical damage. Unique drip shield cover protects wiring from weather and maintains the lay-in feature for ease of wiring installation. Lengths and fittings are constructed of 16 ga galvanized steel with ANSI-49 gray polyester powder finish over a corrosion resistant phosphate preparation. Underwriters -Laboratories Listed as steel enclosed wireway and auxiliary gutter (horizontal mounting only). Conforms to NEMA Type 3R.