Universal Compatibility: Engineered to accommodate any outlet box type, including PVC, Metal, and Fiberglass, whether New Work or Old Work. This versatile extender is the solution for installations where traditional boxes falter. Crafted from non-, self-extinguishing materials, these extenders a tight fit against all box styles, eliminating gaps and meeting stringent electrical codes. The patented real flange design enhances safety and compliance. Effortless Installation: Designed for simplicity, our extenders can be installed without the need to remove or reposition the existing outlet box. This hassle-free approach saves time and simplifies the process for both DIYers and professionals. Built to Last: Constructed with a robust base, these extenders are ideal for both construction and home improvement projects. They a secure fit and durability, even when the wall box is exposed., Weight: 0.14109584768 pounds, Manufacturer: Frewurwer