Industrial Insulation

• Auburn Manufacturing, Inc.
• Buckaroos, Inc.
• Comet Metals, Inc.
• DUNA  USA Inc.
• Fibrex Insulations Inc.
• Foster® Products
• Industrial Insulation Group (IIG)
• ITW Insulation Systems, a division of Illinois Tool Works, Inc.
• Johns Manville, a Berkshire Hathaway company
• King Hughes Fasteners Corporation
• Lewco Specialty Products, Inc.
• Metal Textiles Corporation
• Pittsburgh Corning Corporation
• Polyguard Products, Inc.
• Ramco Insulation, Inc
• Venture Tape Corp.

Refractory

• BNZ Materials Inc.
• Eclipse Combustion
• Fives North American Combustion, Inc.
• Honeywell Environmental & Combustion Controls
• Honeywell Sensing and Control
• Protection Controls, Inc.
• Pyromation, Inc.
• Resco Products, Inc.
• Stellar Materials Incorporated
• Thermal Ceramics