Hubbell-Bell PTC100GY Weatherproof Vertical Box Mount Nonmetallic Toggle Cover, 1-Gang, Gray,Hubbell,PTC100GY" /> Non-metallic, Locking switch cover, For use with PVC single gang field service boxes Durable High-Impact Polycarbonate construction Base configuration with patented Knock-Out Technology allows for custom fitting Patented Horseshoe Adapter ensures a snug fit for small and large head switches Attached gasket and mounting hardware included Vertical mount