ENDURALL® Stainless Steel Electrical Junction and Device Boxes are designed for outdoor, high corrosion, chemical and physically demanding environments. These waterproof electrical junction boxes, covers and hubs are UL Marine Listed in the United States and Canada. Watertight, our electrical boxes are ideal for wash-down, marine and other exterior applications. All products are made of either 304 or 316 stainless steel and manufactured in the USA.Hub or pre-drilled knockout pattern customizations are available. To find the customized solution to meet your needs, please review our How to Buy Guides for Single Gang and Double Gang variations. For questions, pricing, or placing an order for one of these customized junction boxes, please contact us. Our knowledgeable team is happy to assist!