User Manual

Non-Metallic and Plated Steel 4x4 Boxes

For Retrofit • Screw Hole Patterns for 4x4 and 2-gang Devices

NEW!

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! EW n N re orse o e m rev Non-Metallic and Plated Steel 4x4 Boxes For Retrofit • Screw Hole Patterns for 4x4 and 2-gang Devices Arlington’s new FSR404 boxes deliver installation convenience and versatility in retrofit projects! Available in non-metallic (black and red plastic) and steel versions, they are ideal for installations of fire alarms or signaling devices. Use the non-metallic red or steel where required by local code. Unique product feature Screw hole patterns for 4x4 and 2-gang devices.
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4x4 Boxes in Plastic and Plated Steel Wox!es NSRE 4 0 4 B F For Power or Low Voltage Retrofit Projects Typical Installation of Low Voltage Fire Alarm Box • using Plastic 4x4 Box 1 Determine the box location. Level. For plastic, cut a 4" x 3-3/4" hole (for steel a 4" x 3-7/8" hole). Pull cable(s) and push through the appropriate knockout (connector). 2 Tighten screw inside the box. This action pulls the spring clip firmly against the wall, holding the box securely in place.