SystemOne sub-plate is an innovative system that provides consumers with the flexibility to create personal solutions for the most demanding multi-service applications for both flush in-floor boxes and fire-rated poke-through. Hubbell SystemOne features a unique universal cover assembly and a wide variety of application sub-plates that install on both Hubbell flush floor boxes and fire-rated poke-through. Now, whatever the application, Hubbell SystemOne delivers a consistent, aesthetic and functional solution for applications in-the-floor or through-the-floor for power, voice, data, and AV requirements.