Arlington Industries BE1R Ceiling Box Extender for 3-1/2 & 4 Inch Boxes, Extends 1-1/2 Inch, Plastic

Designed to enhance the functionality of setback ceiling boxes, this ceiling box extender from Arlington Industries allows for a seamless fit with both 3-1/2 and 4-inch round octagonal boxes. Extending the box up to 1-1/2 inches, it provides added depth for electrical installations, ensuring that fixtures are securely mounted and aligned properly. Moreover, with a robust two-hour fire rating, this accessory not only meets safety standards but also enhances peace of mind in residential or commercial settings. Whether you are undertaking renovations or new installations, this ceiling box extender is an essential addition for any electrical project.