
4000 Steel Control Damper Unsealed


4100 Low Leakage Steel Control Damper


3160/3161/3165/3167 Extruded Aluminum Control Damper


3960/3961/3965/3967 Insulated Extruded Aluminum Control Damper


RSCD Round Control Damper, Double Skin Blade, Low Leakage


RSCD-SS Round Stainless Steel Control Damper


RQD Round Manual Balancing Damper


2420-OP & 2425-OP 4 Inch Stormproof Operable Louvers
