Duct Inline Reducer, 2 Pack Universal 3 4 5 6 Inch Increaser Connector to Vent A For Sale

• FLEXIBLE FIT: Made for homeowners, installers, and maintenance use when connecting different vent sizes, this adapter fits 3\" to 6\" ducts to simplify matching parts during setup.
• FOR MANY AREAS: Use it in HVAC, air conditioning, heating, cooling, and general ventilation projects where one duct size needs to transition to another without changing the full line.
• SOLVES SIZE GAPS: The stepped shape works as a reducer or increaser, helping bridge mismatched vent pipe sizes for smoother airflow routing in residential or commercial duct systems.
• STEPPED DESIGN: The multi-step structure provides several size options in one adapter, so you can trim to the needed duct size and use the same connector across different vent setups.
• WHAT’S INCLUDED: Includes 2 plastic duct adapter in white. Step sizes from competitor data are Ø3.11\", Ø3.9\", Ø4.69\", Ø4.88\" and Ø5.87\"; confirm your duct size before cutting.

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