Description

Steel Fan and Fixture Pan Box for Wood I-Joists – Existing Construction

Meta description: Steel fan and fixture pan box with adjustable mounting bracket for wood I-joists in existing construction. Fits 12 in to 16 in on-center spacing. For 1/2 in or 5/8 in drywall ceilings. 8.0 cu in.

TL;DR – Who This Is For

Electricians installing ceiling fans or light fixtures in existing construction where wood I-joists are present and access from above is limited. Designed for secure mounting through finished drywall ceilings.

Institutional Fit

– Residential renovations and retrofit projects
– Multi-unit housing with I-joist floor systems
– Ceiling fan and heavy fixture installations
– Jobs requiring adjustable spacing without removing ceiling drywall

Technical Specifications

Part Number	FBRS40712R
Product Type	Fan and fixture pan box
Application	Existing construction
Joist Type	Wood I-joists
On-Center Spacing	12 in to 16 in
Drywall Compatibility	1/2 in or 5/8 in ceilings
Box Volume	8.0 cu in
Material	Steel
Color	Silver
Weight	2.200 lbs each
Dimensions	4.250 in (H) x 9.250 in (W)
UPC-A	018997722478
Unit Packaging	1 pc
Standard Packaging	10 pcs

Regulatory Compliance

– UL listed
– CSA listed
Install in accordance with local electrical code and fan or fixture manufacturer requirements.

Durability and Lifecycle

Steel construction provides rigid support for ceiling fans and fixtures in retrofit installations. The adjustable steel bracket allows precise positioning between wood I-joists without removing finished ceiling materials.

Procurement Notes

– Designed specifically for existing construction
– Adjustable bracket accommodates common joist spacing
– Suitable for fan and fixture installations requiring steel support
– Sold as a single unit

What’s Included

– (1) NM cable connector
– (1) Steel pan box
– (1) Adjustable steel bracket
– (2) #10-32 x 7/8 in screws

FAQ

Is this box suitable for existing ceilings?

Yes. It is designed for existing construction and installs through finished drywall.

What joist spacing does it support?

It adjusts to wood I-joists spaced 12 in to 16 in on center.

What drywall thicknesses are supported?

It is compatible with 1/2 in and 5/8 in drywall ceilings.

Can this be used for ceiling fans?

Yes. It is designed for fan and fixture installations when installed per code.

Where can I find drawings and installation details?

Click here for spec sheet

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