Multi blades stainless steel dampers
  • Square or rectangular
  • Superior quality, sturdy and airtight
  • For low commercial HVAC systems & low velocity HVAC systems
  • Frame & blades : stainless steel (316-2B)
  • Max 6'' water gage


  • eather strips blade & frame are available. Ideal for severe cold weather climates down to - 30 °F and up to 200 °F
  • Choice of parallel or opposed blade action
  • Inserted in duct or flanged type frames
  • Jackshaft system assembly, sleeves mounting with collars
  • Bearings: bronze or nylon flange bushings
  • Insulation: armaflex ½"
  • Painting: Acrythane Sico


This multi blades damper is currently used for zone & balancing system, fresh air intake & exhaust.


V90MB-SS PDF Specifications
V90MB-SS-AF PDF SpecificationsSpecifications