Some baghouse designs incorporate guillotine dampers on their inlets, outputs, and bypasses. Sectioned or fully built Guillotine dampers are available from Flexatherm.The entire Guillotine assembly is not necessary for all baghouse manufacturers. In these situations, Flexatherm may provide the cylinder stand, seat, Guillotine discs, shafts, and operator for the manufacturer's ducting ... https://www.flexatherm.com/guillotine-dampers.php