Products Architectural Louvers, Dampers, Roof Curbs, Actuators, Grilles, Sunshades and more. Dampers - Small Motorized Round Dampers: Model:MI-MZ-1, OB-MZ-1 Modulating Motorized Damper for Low Pressure Systems APPLICATION The MZ systems are simple, stand alone, single zone systems that work independently of the HVAC unit to maintain temperature setpoint. MI-MZ-1, OB-MZ-1 DOCUMENTS - Submittal Sheet - MZ-1 & 2 Wiring Diagram - MI-MZ-1, MI-MZ-2 BIM (REVIT) Balancing / Regulating Dampers UV Products Iris Dampers Drop Plenum Diffusers Louvers Dampers UL Listed Dampers Roof Curbs and Rails Sunshades Architectural Grilles Ventilators Doors Actuators Fans Air Measuring Products VAV Terminals Security Bars & Grilles Plenums Duct Take-Offs Custom Work Manufacturer Cross Referencing System View Now Previous Next