The 4" Square Extension Ring Welded features a depth of 1-1/2" and a knockout size of 3/4". Manufactured by Southwire, this extension ring is designed for robust electrical installations. Its welded construction ensures enhanced durability and compliance with industry standards. This extension ring is suitable for various applications, providing flexibility in wiring configurations. Made from high-quality materials, it offers excellent resistance to environmental factors, making it a reliable choice for contractors.
