Garvin Industries 4″ Square Concrete Slab Box, 3-1/2″ Deep, Welded, With Conduit Knockouts

The Garvin Industries 4″ Square Concrete Slab Box, 3-1/2″ Deep, is a rugged, welded steel box designed for secure installation in concrete slabs. Its external tabs make it easy to nail or screw to forms, ensuring stability during pours. This labor-saving box eliminates the need for extension rings, making it perfect for deep devices and life safety appliances such as speakers, strobes, and horns.

Key Features and Benefits

• External tabs for easy, stable installation during concrete pours
• Welded galvanized steel construction for durability
• Eliminates the need for extension rings for deeper devices
• Conduit knockouts for versatile wiring options
• UL Listed for safety and code compliance

Specifications

• 4″ square box
• 3-1/2″ deep
• Welded galvanized steel
• Conduit knockouts included
• UL Listed

Common Uses

Ideal for concrete slab installations requiring deep device accommodation, such as speakers, strobes, horns, and other life safety appliances.