The Masonry Box Extension Ring is designed for use with 1-gang electrical boxes, extending the depth by 2-1/2". Constructed from durable materials, this extension ring is ideal for masonry applications, providing a secure fit for electrical devices. It allows for easy installation of switches and outlets in thick walls, ensuring compliance with electrical codes. The ring's design accommodates standard devices, making it a versatile addition to your electrical toolkit. This product meets industry standards for safety and reliability.
