FLEX DUCT COUPLING

Shop flex duct couplings at Open To Public HVAC Parts in Dallas. We carry duct connectors, start collars, coupling sleeves, and flex duct adapters for residential and commercial flexible duct installations. Multiple sizes in stock for same-day walk-in pickup.

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We test parts at the counter and match the right replacement. Walk in or call ahead.

☎ Call (214) 340-9421 📍 Get Directions Mon–Fri 10–7 | Sat 10–3

In-Store Pickup Only — Browse our catalog below, then visit us in Dallas or call (214) 340-9421 to purchase.

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FDC05 – DUCT COUPLING
$3.50
5″ galvanized round duct coupling. Connects two pieces of flex duct together or joins flex duct to a metal collar. Standard slip-fit connection.

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FDC06 – DUCT COUPLING
$3.61
6″ galvanized round duct coupling. Connects two pieces of flex duct together or joins flex duct to a metal collar. Standard slip-fit connection.

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FDC07 – DUCT COUPLING
$3.80
7″ galvanized round duct coupling. Connects two pieces of flex duct together or joins flex duct to a metal collar. Standard slip-fit connection.

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FDC08 – DUCT COUPLING
$4.03
8″ galvanized round duct coupling. Connects two pieces of flex duct together or joins flex duct to a metal collar. Standard slip-fit connection.

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FDC09 – DUCT COUPLING
$4.25
9″ galvanized round duct coupling. Connects two pieces of flex duct together or joins flex duct to a metal collar. Standard slip-fit connection.

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FDC10 – DUCT COUPLING
$4.45
10″ galvanized round duct coupling. Connects two pieces of flex duct together or joins flex duct to a metal collar. Standard slip-fit connection.

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FDC12 – DUCT COUPLING
$5.03
12″ galvanized round duct coupling. Connects two pieces of flex duct together or joins flex duct to a metal collar. Standard slip-fit connection.

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FDC14 – DUCT COUPLING
$5.45
14″ galvanized round duct coupling. Connects two pieces of flex duct together or joins flex duct to a metal collar. Standard slip-fit connection.

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FDC16 – DUCT COUPLING
$5.88
16″ galvanized round duct coupling. Connects two pieces of flex duct together or joins flex duct to a metal collar. Standard slip-fit connection.

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FDC18 – DUCT COUPLING
$9.16
18″ galvanized round duct coupling. Connects two pieces of flex duct together or joins flex duct to a metal collar. Standard slip-fit connection.

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FDC20 – DUCT COUPLING
$9.16
20″ galvanized round duct coupling. Connects two pieces of flex duct together or joins flex duct to a metal collar. Standard slip-fit connection.

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