Duct Collars

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Master Flow 8 in. Starting Collar Take Off
Master Flow 8 in. Starting Collar Take Off
Item # 3570380

The Master Flow 8 in. Starting Collar is suitable for most HVAC applications. It provides a transition from a flat surface like a plenum (made from metal, ductboard or insulated) to round pipe or insulated flexible duct. It can be used with ductboard, an internally lined or unlined plenum. This galvanized steel starting collar features extra-long tabs to fit most duct board thicknesses.

  • Connects round pipe or insulated flexible duct to a flat surface to start a duct run
  • Install with sheet metal screws (not included)
  • Fits most HVAC types for universal application
  • Can be used with an internally lined or unlined plenum
  • Extra-long tabs to fit most ductboard thicknesses through 1-1/2 in. (or R-6 value)
  • Seal seams with code-approved mastic, sealant or duct tape (sold separately)
Units: Each
Qty:

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Master Flow 6 in. Starting Collar
Master Flow 6 in. Starting Collar
Item # 3570365

The Master Flow 6 in. Starting Collar is suitable for most HVAC applications. It provides a transition from a flat surface like a plenum (made from metal, duct board or insulated) to round pipe or insulated flexible duct. It can be used with duct board, an internally lined or unlined plenum. This galvanized steel starting collar features extra-long tabs to fit most duct board thicknesses.

  • Connects round pipe or insulated flexible duct to a flat surface to start a duct run
  • Fits most HVAC types for universal application
  • Can be used with an internally lined or unlined plenum
  • Extra-long tabs to fit most duct board thicknesses through 1-1/2 in. (or R-6 value)
Units: Each
Qty:

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Master Flow 6 in. Dia. Starting Collar
Master Flow 6 in. Dia. Starting Collar
Item # 3570362

The Master Flow 6 in. Diameter Starting Collar is crimped for easy installation. This starting collar can be used to transition from a flat surface such as an unlined metal plenum to round metal pipe. Can also be attached to most unlined metal ductwork, such as rectangular duct. Constructed of galvanized steel, this starting collar is made for durability.

  • Made of galvanized steel
  • Fits most 6 in. metal pipe
  • Helps transition from unlined metal duct to round pipe
  • Seal seams with code-approved mastic, sealant or duct tape (sold separately)
Units: Each
Qty:

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Master Flow 6 in. Starting Collar Take Off
Master Flow 6 in. Starting Collar Take Off
Item # 3570378

The Master Flow 6 in. Starting Collar is suitable for most HVAC applications. It provides a transition from a flat surface like a plenum (made from metal, ductboard or insulated) to round pipe or insulated flexible duct. It can be used with ductboard, an internally lined or unlined plenum. This galvanized steel starting collar features extra-long tabs to fit most duct board thicknesses.

  • Connects round pipe or insulated flexible duct to a flat surface to start a duct run
  • Install with sheet metal screws (not included)
  • Fits most HVAC types for universal application
  • Can be used with an internally lined or unlined plenum
  • Extra-long tabs to fit most ductboard thicknesses through 1-1/2 in. (or R-6 value)
  • Seal seams with code-approved mastic, sealant or duct tape (sold separately)
Units: Each
Qty:

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Master Flow 4 in. Starting Collar Take Off
Master Flow 4 in. Starting Collar Take Off
Item # 3570377

The Master Flow 4 in. Starting Collar is suitable for most HVAC applications. It provides a transition from a flat surface like a plenum (made from metal, ductboard or insulated) to round pipe or insulated flexible duct. It can be used with ductboard, an internally lined or unlined plenum. This galvanized steel starting collar features extra-long tabs to fit most duct board thicknesses.

  • Connects round pipe or insulated flexible duct to a flat surface to start a duct run
  • Install with sheet metal screws (not included)
  • Fits most HVAC types for universal application
  • Can be used with an internally lined or unlined plenum
Units: Each
Qty:

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Master Flow 12 in. Starting Collar Take Off
Master Flow 12 in. Starting Collar Take Off
Item # 3570382

The Master Flow 12 in. Starting Collar is suitable for most HVAC applications. It provides a transition from a flat surface like a plenum (made from metal, ductboard or insulated) to round pipe or insulated flexible duct. It can be used with ductboard, an internally lined or unlined plenum. This galvanized steel starting collar features extra-long tabs to fit most duct board thicknesses.

  • Connects round pipe or insulated flexible duct to a flat surface to start a duct run
  • Install with sheet metal screws (not included)
  • Fits most HVAC types for universal application
  • Can be used with an internally lined or unlined plenum
  • Extra-long tabs to fit most ductboard thicknesses through 1-1/2 in. (or R-6 value)
  • Seal seams with code-approved mastic, sealant or duct tape (sold separately)
Units: Each
Qty:

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Master Flow 8 in. Starting Collar
Master Flow 8 in. Starting Collar
Item # 3570367

The Master Flow 8 in. Starting Collar is suitable for most HVAC applications. It provides a transition from a flat surface like a plenum (made from metal, duct board or insulated) to round pipe or insulated flexible duct. It can be used with duct board, an internally lined or unlined plenum. This galvanized steel starting collar features extra-long tabs to fit most duct board thicknesses.

  • Connects round pipe or insulated flexible duct to a flat surface to start a duct run
  • Fits most HVAC types for universal application
  • Can be used with an internally lined or unlined plenum
  • Extra-long tabs to fit most duct board thicknesses through 1-1/2 in. (or R-6 value)
Units: Each
Qty:

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Master Flow 10 in. Starting Collar Take Off
Master Flow 10 in. Starting Collar Take Off
Item # 3570381

The Master Flow 10 in. Starting Collar is suitable for most HVAC applications. It provides a transition from a flat surface like a plenum (made from metal, ductboard or insulated) to round pipe or insulated flexible duct. It can be used with ductboard, an internally lined or unlined plenum. This galvanized steel starting collar features extra-long tabs to fit most duct board thicknesses.

  • Connects round pipe or insulated flexible duct to a flat surface to start a duct run
  • Install with sheet metal screws (not included)
  • Fits most HVAC types for universal application
  • Can be used with an internally lined or unlined plenum
  • Extra-long tabs to fit most ductboard thicknesses through 1-1/2 in. (or R-6 value)
  • Seal seams with code-approved mastic, sealant or duct tape (sold separately)
Units: Each
Qty:

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Master Flow 14 in. Starting Collar Take Off
Master Flow 14 in. Starting Collar Take Off
Item # 3570383

The Master Flow 14 in. Starting Collar is suitable for most HVAC applications. It provides a transition from a flat surface like a plenum (made from metal, ductboard or insulated) to round pipe or insulated flexible duct. It can be used with ductboard, an internally lined or unlined plenum. This galvanized steel starting collar features extra-long tabs to fit most duct board thicknesses.

  • Connects round pipe or insulated flexible duct to a flat surface to start a duct run
  • Install with sheet metal screws (not included)
  • Fits most HVAC types for universal application
  • Can be used with an internally lined or unlined plenum
  • Extra-long tabs to fit most ductboard thicknesses through 1-1/2 in. (or R-6 value)
  • Seal seams with code-approved mastic, sealant or duct tape (sold separately)
Units: Each
Qty:

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Master Flow 4 in. Dia. Starting Collar
Master Flow 4 in. Dia. Starting Collar
Item # 3570361

The Master Flow 4 in. Diameter Starting Collar is crimped for easy installation. This starting collar can be used to transition from a flat surface such as an unlined metal plenum to round metal pipe. Can also be attached to most unlined metal ductwork, such as rectangular duct. Constructed of galvanized steel, this starting collar is made for durability.

  • Made of galvanized steel
  • Fits most 4 in. metal pipe
  • Helps transition from unlined metal duct to round pipe
  • Seal seams with code-approved mastic, sealant or duct tape (sold separately)
Units: Each
Qty:

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Master Flow 6 in. Starting Collar with Damper
Master Flow 6 in. Starting Collar with Damper
Item # 3589067

The Master Flow 6 in. Starting Collar can be used to transition from a flat surface such as a lined or duct board plenum to round pipe or insulated flexible ducts. Can also be attached to metal surfaces. Made of galvanized steel, this starting collar is made for durability. The 2 in. space between the bead and flange provides you with plenty of space for securing an insulated flexible duct.

  • Made of galvanized steel
  • Helps transition from lined or duct board plenums to round pipes or insulated, flexible ducts
  • Can be used with unlined, metal plenums
  • 2 in. between bead and flange allow space for securing insulated flexible duct
  • Seal seams with code-approved mastic, sealant or duct tape (sold separately)
Units: Each
Qty:

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SNAPPY 5" START COLLAR/T27 TAB TAKEOFF
SNAPPY 5" START COLLAR/T27 TAB TAKEOFF
Item # 115123

5" START COLLAR/T27 TAB TAKEOFF

Units: Each
Qty:

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