Suitable for round or oval cross-sections. Mounting strips must be used for rectangular cross-sections, and the duct walls must be drilled. For a vacuum system it is important to note that the expansion joint bellows will pull inward and constrict the flow diameter.
In these cases, support rings must be installed. Max. ope rating temperatures must not exceed 350 °C, as the fixing point will take on the temperature of the medium. The attachment of the joint is implemented using multi-part hose clamps for sizes between Ø 700 mm and 800 mm.
For larger diameters, flange connections are recommended due to their higher sealing capacity.
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