Attributes . Ruggedly Constructed to Seal Out Moisture, Dust, Debris and Insects, Tough Uv Rated Thermoplastic Construction Resists Scratching and Corrosion, Extends to While-In-Use Position for Plugs, Contracts to Shut Out Insects and Debris, Packaged with Duplex and Decora Plates, Mounting Hardware and Gaskets, Made in Mexico . Names