Stack-on storage with four doors adds overhead storage & is designed for use with HON 10500 Series credenzas & desks. This series offers well-built, cost-effective wood furniture for a growing business. Square edges & full modesty panels give this series a clean, streamlined look. Durable, easy-care, thermal-fused laminate resists scratches & stains. This stack-on storage is equipped with self-closing, adjustable hinged doors & valance to hide your task light. All furniture units are sold separately. Furniture is certified by SCS to be in compliance with specific, indoor, air-quality emission requirements & meets or exceeds ANSI / BIFMA & ISTA performance standards.