Square and Rectangular Butterfly Dampers


Shan-Rod fabricated dampers are designed to give long, trouble free service in all low pressure service applications. The versatility of fabricated dampers allows Shan-Rod to design the damper to your specifications as required by your systems.

All valves are custom made with additional sizes available upon request.

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Single Blade – Heavy Duty (3200)

  • Single Blade
  • Inboard Carbon Bushings
  • Stuffing box pwr end only w/Lube-Purge fitting both ends

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Multi-Louver – Heavy Duty (3400)

  • Multi-louver solid or airfoil
  • Outboard Ball Bearings
  • Packing Glands both ends

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