RDL – Round Damper Spring Return


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The RDL series are galvanized steel, single blade dampers compete with a 120 Volt, spring return motor actuator. These dampers are shipped complete and ready for installation. The RDL can be installed in any position in any properly sized duct. All RDL dampers are rated for duct systems less than 1.0” W.C. The RDL has a gasket seal that ensures a tight shut off when the damper is closed.

Dampers are available in 4” 5”, 6”, 7”, 8”, 9”, 10”, 12”, 14”, 16”, 18” and 20” diameters. Dampers are ordered as RDLdd, using 2 digits for each dimension.

RDL Operating & Installation Instructions

Additional information

Weight N/A
Dimensions N/A
RDL Options

RDL04, RDL05, RDL06, RDL07, RDL08, RDL09, RDL10, RDL12, RDL14, RDL16, RDL18, RDL20