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CLAMP TOGETHER DUCT PARTS
PRODUCT OVERVIEWS

DUCT FITTINGS AND COMPONENTS

duct fittings, ductwork components & fittings
KB Duct has every duct fitting known to man. For flanged, raw end, or clap together duct fittings and ducting,
KB Duct is your national duct fitting and sheet metal supplier.


Duct Fittings & Components for Industrial Air Systems

Duct fittings from KB Duct range in function, length, and diameter. If you are looking for flanges, elbows, branches, double branches or, y-branches we have many types of duct fittings in stock as well as custom fabrication capabilities. Many of our duct fittings are in the list below.

Flanges (Angle Rings) Pressed and rolled steel flanges (angle rings) are used widely in joining ductwork together in dust and fume control work. All flanges / rings are of unpainted black steel. All sizes are stocked for immediate shipment.

Flanged Duct Flanged duct is available in 5' or 10' lengths. It is also available fully seam welded or in lock seamed joints. Lock seamed is only available in 5' lengths. Standard flanges are galavanized. Available in stainless steel or black iron.

Elbows - Flanged Standard radius (1.5) and long radius (2.5) flanged elbows are availabe in 30 to 90 degree elbows; from 24" to 48" in diameter; and 16 and 18 gauge stainless or galvanized steel.

Elbows - Flanged, Pleated / Non-Welded The non-welded, unidirectional, pleated and flanged elbow is very cost effecient in systems where a small amount of leakage is acceptable (the wood industry). Available in galvanized steel only.

Elbows - Flaged, Pleated /Welded The welded, unidirectional, pleated and flanged elbow provides good, all around usage. Available in galvanized steel only.

Branches (Tee on Taper) Single branches (Tee on Taper) are available in 30 and 45 degree angles; 24" to 48" diameter; and 18 to 16 gauge galavanized or stainless steel. Heavier gauges and larger sizes are also available.

Double Branches (Tee on Taper) Double branches (Tee on Taper) are available in 30 and 45 degree angles; 24" to 48" diameter; and 18 to 16 gauge galavanized or stainless steel. Heavier gauges and larger sizes are also available.

Y-Branches - Flanged Flanged Y Branches are available in 30 and 45 degree angles; 24" to 48" diameter; and 18 to 16 gauge galavanized or stainless steel. Heavier gauges and larger sizes are also available.

In-Cuts - Flanged Flanged in-cuts are available with Tee's in 30 and 45 degree angles; 24" to 48" diameter; and 18 to 16 gauge galavanized or stainless steel. Heavier gauges and larger sizes are also available.

Cut-offs & Blast Gates Flanged cut-offs and Blast Gates are available in 4" to 22" diameters in both galavanized and stainless steel. Blast gates are constructed from 14 gauge galvanized or stainless steel.

Reducers - Flanged Flanged reducers are available in 24" to 48" diameters (priced by the large end) in 18 and 16 gauge galvanized or stainless steel. Available in heavier gauges and larger sizes.

Rectangle to Round Transitions - Flanged Rectangular to Round transitions (hemmed) are available in 24" to 48" diameters (priced by the large end) in 18 and 16 gauge galvanized or stainless steel. Available in heavier gauges and larger sizes.

Diverter Valve (Manual & Auto) KB Duct manufactures manual diverter valves and automatic diverter valves designed for exceptionally smooth and efficient material transfer.

Saddle Hangers K&B Duct offers saddle hangers, threaded rod and conduit for the hanging of duct. The saddle hanger encompass the duct and are bolted together. Threaded rod or electrical conduit can then be used.

No Loss Stack Heads No loss stack heads are designed for roof top exhaust while eliminating the pressure drops associated with other "caps" and vent tops.

Duct Fittings Options

All K&B Duct fittings can be fitted with a flange in lieu of a rolled lip. While K&B Duct is available from 4" to 22" sizes, flange ducting and duct fittings can be fabricated in all sizes. Although the price list shows up to 48 inches, much larger fabricating capabilities exist. For pricing, standard duct and duct fittings for industrial air systems in standard and larger sizes, contact K&B Duct today.

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