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3 in. Aluminum Duct Coupling


Heating, Venting & Cooling

Speedi-Products 3 in. Aluminum duct coupling. Used in joining 3 in. Exhaust air duct systems for dryers, exhaust fans and range hoods. Can be used for remodeling, do it yourself and new residential projects.

  • Ideal for joining 3 in. exhaust air duct systems
  • Ideal for dryers, exhaust fans and range hoods
  • Seal joints with approved duct mastic sealants and tapes
  • Consult your local building codes for approved installation practices
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