Pass Seymour® Weatherproof box. Baked-on electrostatic, polyester, powder paint for superior scratch and corrosion resistance. 2 closure plugs and mounting lugs furnished with all boxes. Will accept standard 4-screw mounting covers and single-gang weatherproof covers. (1) 1/2 inch knockout feeds. Simply strike desired knockout studs with a sharp hammer blow for clean mounting holes. Heavy die-cast aluminium. UL listed for wet and/or damp locations with appropriate cover. Designed for both interior and exterior applications.