This 4-post single entry adder shelving unit is designed to extend an existing shelving run, giving facilities managers, warehouse teams, and office storage planners a straightforward way to add capacity without starting from scratch. At 36'' W x 18'' D x 88.25'' H with 6 openings, it delivers a full column of organized storage space that integrates cleanly into a compatible bay configuration.

Built in the USA and backed by a limited lifetime warranty when installed by a Certified Installer, this adder unit is a practical long-term investment for operations that need reliable, expandable shelving.

Single entry adder units share one upright with the adjacent starter or adder bay, making them the efficient choice when building out a shelving row. The 18'' depth keeps the footprint manageable in aisles and storage rooms, while the 88.25'' height maximizes vertical space. With 6 openings per unit, files, binders, boxes, and supplies can be organized across multiple levels without crowding. This unit is well suited for office file rooms, records storage, government facilities, libraries, and general warehouse shelving applications.

Key Features:

• Single Entry Adder Configuration: Shares one upright with an adjacent bay to efficiently extend a shelving row while minimizing hardware and floor space.
• 6 Openings: Provides multiple shelf levels for organized storage of files, binders, boxes, and supplies across the full height of the unit.
• 36'' W x 18'' D x 88.25'' H Footprint: A manageable 18'' depth keeps aisles clear while the 88.25'' height takes full advantage of vertical storage space.
• USA-Made Construction: Manufactured domestically for consistent quality and reliable lead times.
• Limited Lifetime Warranty: Covered for the life of the product for the original purchaser when installed by a Certified Installer with proof of purchase; one-year parts warranty applies without Certified Installer installation.

This 4-post single entry adder shelving unit is a dependable way to grow an existing shelving system one bay at a time. With 6 openings and a tall, space-efficient profile, it suits a wide range of storage environments where organized, accessible shelving is a priority.