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For more information on the National Insulation Association (NIA), the Metal Building Manufacturers Association (MBMA), Underwriters Laboratory (UL) and the U.S. Green Building Council (USGBC), click on the logos below.
Welcome to Bay Insulation's Metal Building Insulation division, serving customers from locations throughout the country. We are the largest producer and distributor of a complete line of metal building insulation materials and accessories and the largest producer of custom-laminated metal building blanket insulation.

With extensive inventories and locations strategically placed throughout the United States, we have everything you need for your metal building insulation projects, and can deliver quickly and efficiently.

As a service-oriented company, we take pride in our products and services. We use only the finest materials, holding each of our products to the highest standards of quality. From fiberglass blankets and vapor barriers, to semi-rigid and rigid board products, to tapes, trims, other insulating accessories and doors, we have what you need to get the job done right.

Contact our knowledgeable, experienced sales staff to assist you with technical information, installation advice and price quotes.