For this elegant glass wine cellar door, we used 1/2-inch frameless tempered glass panels and opted for a pivot hinge instead of a standard hinge. The pivot hinge is self-closing and provides better sealing power than other hinges. Read more: https://www.customwinecellar.com/custom-metal-wine-racks/metal-wine-racks-for-an-under-the-stairs-wine-cellar/ Custom Wine Cellar 35 Hallcrest Dr, Ladera Ranch, CA 92694 Phone: (949) 771-2712