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4" Square Conduit Boxes 4-11/16" Conduit Boxes Conduit Body Electrical Boxes & Covers Handy Boxes Electrical Boxes & Covers Masonry Electrical Boxes & Covers Multi-Gang Electrical Boxes & Covers Octagon & Round Electrical Boxes & Covers Stainless Steel Electrical Boxes & Covers Switch Boxes Electrical Boxes Plastic Fasteners, Hangers & Clamps Fire Alarm / Emergency Boxes & Covers   Emergency "Burner" Switch Plates (Gas & Oil) Fire Alarm Boxes & Extension Rings   Fire Alarm Covers   Fire Alarm Pull Station Back Box Fittings, Hubs & Bushings Fixture Whips & Grips GFCI--Ground Fault Circuit Interrupters Grounding Products Lighting & Lamps & CFL Bulbs Service Entrance Products Switches, Devices & Receptacles Tools & Install Accessories Wall Plates Weatherproof Boxes & Covers Aerial Drop Wire Hardware Beam Clamps Bridle Rings Bulk Wire & Cable Cable Management Distribution Rings Fire Prevention Products J-Hooks Jacks, Face Plates & Bezels Patch Cables Rope, Twine & Pulling Tape   Fire Alarm / Emergency Boxes & Covers : Fire Alarm Boxes & Extension Rings     PAGE: 1 of 1 6 Style(s) Available  4" Square Red Fire Alarm F-Bracket Electrical Box: 2-1/8" Depth 4” square red fire alarm F-bracket box, with 2-1/8” depth, is installed in walls and ceilings for switches, devices and light fixtures where quick identification is important. The bright red finish is long lasting in any environment and eliminates the need for painting existing fixtures providing a professional appearance to any installation. Type: Welded with F-Bracket Knockout Sides: (8-12) 1/2” & (3) 3/4” Knockout Bottom: (3) 1/2” & (2) 3/4” Cubic Inches: 30.3 Material: Steel 4" Square Red Fire Alarm Electrical Box: 2-1/8" Depth 4” square red fire alarm box, with 2-1/8” depth, is installed in walls and ceilings for switches, devices and light fixtures where quick identification is important. The bright red finish is long lasting in any environment and eliminates the need for painting existing fixtures providing a professional appearance to any installation. Type: Welded Knockout Sides: (8-12) 1/2” & (3) 3/4” Knockout Bottom: (3) 1/2” & (2) 3/4” Cubic Inches: 30.3 Material: Steel 4" Square Red Fire Alarm Electrical Box: 1-1/2" Depth 4” square red fire alarm box, with 1-1/2” depth, is installed in walls and ceilings for switches, devices and light fixtures where quick identification is important. The bright red finish is long lasting in any environment and eliminates the need for painting existing fixtures providing a professional appearance to any installation. Type: Welded Knockout Sides: (8-12) 1/2” & (3) 3/4” Knockout Bottom: (3) 1/2” & (2) 3/4” Cubic Inches: 21.0" Material: Steel 4" Square Red Fire Alarm Extension Ring: 1-1/2" Depth 4” square red fire alarm extension ring, with 1-1/2” depth, allows for extra room and additional cubic inches to be added to an electrical box where quick identification is important. They can also allow serve as an outlet box for surface run conduit. The bright red finish is long lasting in any environment and eliminates the need for painting existing fixtures providing a professional appearance to any installation. To be used with any 4” square Red Fire Alarm Box (sold separately). Knockout Sides: (8) 1/2” (2 per side) & (4) 3/4” (1 per side) Cubic Inches: 22.5 Material: Steel 4-11/16" Square Red Fire Alarm Electrical Box: 2-1/8" Depth 4-11/16” square red fire alarm box, with 2-1/8” depth, is installed in walls and ceilings for switches, devices and light fixtures where quick identification is important. The bright red finish is long lasting in any environment and eliminates the need for painting existing fixtures providing a professional appearance to any installation. Type: Welded Knockout Sides: (8-12) 1/2” & (3) 3/4” Knockout Bottom: (3) 1/2” & (2) 3/4” Cubic Inches: 43.0 Material: Steel 4-11/16" Square Red Fire Alarm Extension Ring: 2-1/8" Depth 4-11/16” square red fire alarm extension ring, with 2-1/8” depth, allows for extra room and additional cubic inches to be added to an electrical box where quick identification is important. They can also allow serve as an outlet box for surface run conduit. The bright red finish is long lasting in any environment and eliminates the need for painting existing fixtures providing a professional appearance to any installation. To be used with any 4-11/16” square Red Fire Alarm Box (sold separately). Knockout Sides: (8) 1/2” (2 per side) & (4) 3/4” (1 per side) Cubic Inches: 29.0 Material: Steel   PAGE: 1 of 1 6 Style(s) Available