With the addition of the new Cooper B-Line Fiberglass Type 4X enclosures and wireway, we offer one of the most complete Type 4X enclosure and wireway offering available in the industry today. The full line of fiberglass, aluminum and stainless steel Type 4X products are ideal for harsh environment applications, such as Water & Waste Water Treatment, Oil & Gas, Mining, Pharmaceutical, Food & Beverage and Industrial Manufacturing.