Bay Insulation Systems is the leading supplier of metal building insulation and systems in North America. With 24 facilities ... strategically located throughout the United States and Canada, our Experience, Quality and Service are second to none. At Bay we use only NAIMA 202-96 fiberglass blanket and superior quality vapor barriers to produce custom-laminated, UL Certified metal building insulation. We also offer liner systems, semi-rigid and rigid board products, tapes, trims, skylights, doors and windows . Bay Insulation Systems, SkyLiner™ Fabrics, Bay Insulation Contracting, and Expi-Door® Systems are all part of the Bay Family of Companies. read more