Worthington™ 21" x 22" Barrier-Free Lavatory - Crafted of Grade A vitreous china to provide a durable, non-porous product with a hard, glossy finish -Generous 21" x 22" basin - Single-hole faucet drilling - Barrier-free, wall-hung installation - Can be installed with concealed arm carriers - ADA-adaptable when installed per the requirements of the Accessibility Guidelines, Section 606 Lavatories and Mirrors, of the Act - Heavy-gauge steel hangers - Limited 5-year warranty