Flush Service

Flush Service Floor Box 3 Gang - Steel City Floor Boxes The Steel City Flush Service Floor Box, model 743D, is a three-gang deep floor box designed to provide flush service for power, communications, and data applications. Constructed from 16 gauge pre-galvanized stamped steel, this floor box is suitable for use in carpet or tile flooring systems. It features adjustable exterior leveling legs and an interior leveling ring to accommodate finished floor heights, making it ideal for new construction or retrofit installations. The box includes multiple knockouts of 1/2 inch, 3/4 inch, and 1-1/4 inch sizes to support various conduit connections. Specifications Manufacturer: Steel City Manufacturer Part #: 743D Material: Stamped Steel Dimensions: Length 10-1/2 in, Width 5-1/2 in, Depth 3-5/8 in Cubic Capacity: 123 cu in Knockouts: 14 (1/2 in, 3/4 in, and 1-1/4 in) Product Weight: 7.01 lbs Application: Provides flush service for power, communications, and data Standard: UL E2969 Features Adjustable with four exterior leveling legs capable of 2 inch pre-pour adjustment Interior leveling ring capable of 1-1/4 inch after-pour adjustment Shipped with expendable steel cap to prevent ingress of concrete during installation 16 gauge pre-galvanized steel construction for durability and corrosion resistance Suitable for carpet or tile flooring applications Downloads & Links Technical Drawing / Spec Sheet Canada Spec Sheet Instruction Sheet Technical Drawing / Spec Sheet US