Wine Cellar Specialists installed the brushed aluminum pegs on Alumasteel backer boards. They used frosted glass for the ceiling to complement the glass on the stairway. For the wine cellar cooling system, they installed WM8600 split cooling system in between the studs on the left wall. Take a video tour of the project: https://www.youtube.com/watch?v=ivCLmE-HiB0 US Cellar Systems 2470 Brayton Ave. Signal Hill, California 90755 (562) 513-3017 dan@uscellarsystems.com Follow us on Facebook: https://www.facebook.com/USCellarSystems/