Arlington Industries FBR415F Non-Metallic Ceiling Fan/Fixture Vapor Box with Adjustable Steel Bracket, 18.3 Cu. In.

Arlington Industries FBR415F Non-Metallic Ceiling Fan/Fixture Vapor Box with Adjustable Steel Bracket, 18.3 Cu. In.

The Arlington Industries FBR415F is a non-metallic ceiling fan/fixture vapor box engineered for installations where maintaining an airtight, vapor-sealed ceiling assembly is essential. Molded from durable plastic, this vapor box offers 18.3 cu. in. of interior capacity for wiring connections and features an adjustable steel bracket that lets installers position the box to match joist spacing before fixtures or ceiling fans are mounted. Measuring 2.658" in size, the FBR415F is built to fit standard ceiling cavities while keeping the vapor barrier intact around the electrical penetration, helping preserve the energy efficiency of the ceiling assembly.

Key Features

• 18.3 Cu. In. Capacity: Generous interior volume accommodates wiring splices and connections for ceiling fan or fixture hookups.
• Non-Metallic Construction: Molded plastic housing resists corrosion and will not conduct electricity, a durable alternative to metal boxes.
• Adjustable Steel Bracket: Integrated steel bracket adjusts to align the box precisely with the ceiling opening and joist spacing.
• 2.658" Profile: Compact sizing designed to fit standard ceiling framing and vapor barrier assemblies.
• Vapor Box Design: Purpose-built to preserve the continuity of a vapor barrier where ceiling fan or fixture wiring penetrates the ceiling.
• Ceiling Fan Support: Suitable for supporting ceiling fan and light fixture installations where a vapor box configuration is required.
• Adjustable Positioning: The bracket's adjustability simplifies alignment during rough-in, reducing installation time and improving fit accuracy.

Technical Specifications

• Refer to manufacturer documentation for complete technical specifications.

Typical Applications

• Ceiling Fan Installations
• Light Fixture Mounting
• Vapor Barrier and Air-Sealed Ceiling Assemblies
• Residential and Light Commercial Construction
• New Construction and Remodel Projects

Why Arlington Industries?

Arlington Industries builds the FBR415F from durable, non-metallic plastic and pairs it with an adjustable steel bracket so electricians can achieve a precise, vapor-tight fit around ceiling fan and fixture boxes. With 18.3 cu. in. of usable capacity, the FBR415F gives installers room to work while helping maintain the ceiling's vapor barrier. It's a practical, code-conscious choice for professionals who need a reliable non-metallic vapor box for ceiling fan and fixture installations, backed by Arlington's reputation for well-engineered electrical box products.