Designed for retrofit and new construction, Evolution Series 4in Recessed Poke-Thru devices provide convenient access to power, communications, and audio/video services recessed below floor level - providing maximum device protection. With 2 Gangs of capacity, you will be able to configure services for the needs of your space. The low-profile metal covers are available in brushed aluminum, satin brass, satin nickel, and multiple powder-coated finishes designed to match any space. Evolution Series 4in Poke-Thru devices are the perfect fit for kiosks, training rooms, classrooms, healthcare facilities or commercial buildings with open-space architecture. Recessed Unwired Surface Style Poke-Thru Assembly Designed to be installed in concrete floors Accessibility to ceiling space below floor is required to feed power, data and A/V services Installs into a 4 (102mm) to a 4 1/8 (105mm) diameter hole Unit comes complete with surface style cover and two (2) empty gangs that are recessed 3 3/4 (95mm) below floor surface level Surface style cover is aluminum and is designed to sit on top of finished floor surfaces, including: carpet, tile, wood, polished concrete or terrazzo. Finish - Satin Brass plated