The Style 540 Ducting Flexible Connector is an economical, integrally flanged design, and is used primarily in applications which experience large movements.
The duct connector is manufactured in a W-design configuration, with a minimum of one to two plies of reinforced fabric that has been vulcanized into a homogeneous product. The finished thickness can be selected from 3/16”, 1/4”, or 3/8”.
The Style 540 is manufactured with a premolded arch, and flanges are an integral part of the expansion joint construction. The arch continues through the corner, and is fully developed when in the neutral position.
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