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4-inch Steel Flange Rings for Duct Systems

4-inch Steel Flange Rings (pair)

SKU: EG.204F

Ecogate gates have standard flanged ends built on and therefore are compatible with standard flange rings. This makes installation of gates to the duct system easier. (Flanges come in pairs).

  • Product Description

    Industry standard angle flange rings are budget-friendly and compatible with most traditional duct systems. Flanges are sold in pairs (screws are not included).

  • Tech Specs

    Material: Mild carbon steel (not treated)

     

    Ring Size Inner Diameter Bolt Holes Hole Sizes Bolt Circle Weight (lbs)
    4 4-1/16 6 9/32 4-5/16 0.85
    5 5-1/16 6 9/32 5-5/16 1.2
    6 6-1/16 6 9/32 6-5/16 1.75
    7 7-1/8 6 3/8 8-1/2 2
    8 8-1/8 6 3/8 9-9/16 2.25
    9 9-1/8 6 3/8 10-5/8 2.5
    10 10-1/8 6 3/8 11-13/16 2.75
    12 12-3/16 8 7/16 14 4
    14 14-3/16 8 7/16 16 4.75
    16 16-3/16 8 7/16 18 8
    18 18-3/16 8 7/16 20 8.5
    20 20-3/16 12 7/16 21-3/4 9.5
    22 22-3/16 12 7/16 23-3/4 10.75

     

$74.00Price
Quantity
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