Our KB Duct brand is a leader in standard, modular ducting systems (clamp-together and flanged), individual components and application-specific duct solutions for industrial dust, fume, mist and air handling systems. KB Duct began as a part of our Kirk & Blum brand, which has been in operation since 1907.

We have strategically and conveniently located customer sales, service and production facilities across North America - in the East, Southeast, Mid-West and the West Coast. We offer fast delivery on flanged and clamp-together duct in all gauges for all your application needs.  

Primary Products and Solutions

• Standard Clamp-Together Duct
• Vanstone Flanged Duct
• Welded Flanged Duct
• SparKBuster
• KB Fume Arm
• Explosion Isolation Valve
• Blue Advantage Hose
• Cut-Offs
• EZP Rings
• Air Tight Blast Gate
• Hose Clamp

Download the 2016 Catalog