5-Gang Masonry Electrical Box, Metal Electrical Box, 2-1/2" Depth, EKO Knockouts, Masonry Box Gangable, Welded Design, Steel Device Boxes for Masonry Walls

The Airmont Products 5-Gang Masonry Electrical Box is a heavy-duty, professional-grade solution for electrical installations in brick, block, and concrete walls. This metal electrical box is designed for masonry applications where strength, safety, and code compliance are essential. Crafted from pre-galvanized steel, this welded masonry box offers exceptional corrosion resistance and long-term durability for both indoor and outdoor electrical wiring. The 2-1/2 inch deep design provides ample room for conductors, receptacles, switches, and GFCI outlets, making it ideal for residential, commercial, and industrial electrical projects. Each metal junction box includes ½-inch and ¾-inch concentric knockouts for flexible conduit connections, allowing seamless use with EMT, armored cable, or flexible conduit systems. The rugged steel construction protects wiring from impact, moisture, and debris, making it a reliable choice for outdoor electrical enclosures or basement installations. This masonry wall box can be used as a junction box, outlet box, or device box. Compatible with standard electrical box covers and Decora wall plates, it ensures easy customization for any switch or receptacle configuration. The Airmont Products masonry box is available in 3-gang, 4-gang and 5-gang sizes, offering flexibility for all wiring applications. Whether used for old work masonry installations or new construction projects, this metal outlet box delivers the strength, precision, and reliability electricians trust.

• HEAVY-DUTY STEEL CONSTRUCTION: Built from industrial-grade, pre-galvanized steel with welded seams for unmatched strength and rigidity. Corrosion- and rust-resistant finish ensures long-lasting performance in commercial and residential masonry installations.
• 5-GANG MASONRY BOX: With a large 74.0 cubic inch capacity, these 5-gang electrical masonry boxes have ample room for wiring connections. Their rectangular shape fits square cuts in block, and their large volume design allows for additional work room inside the box.
• VERSATILE MASONRY APPLICATIONS: Perfect for use in brick, block, or poured concrete walls. Designed for secure installation in masonry environments—commonly used in schools, commercial buildings, garages, and basements.
• MULTIPLE EKO KNOCKOUTS: Includes ½-inch and ¾-inch EKO knockouts on all sides and the back for flexible conduit entry. Allows fast and adaptable wiring access for EMT, flex, or armored cable.
• FEATURES: These metallic electrical boxes feature device ears inside the box to prevent mortar from getting into the device holes. In addition, their forward mounted grounding provision allows for easy installation of grounding pigtail.
• AIRMONT PRODUCTS QUALITY – Manufactured for professional electricians who demand durability, code-ready design, and installation efficiency. Every Airmont electrical housing component is built with performance and reliability in mind. Electricians know us, and we know electricians.