Products Architectural Louvers, Dampers, Roof Curbs, Actuators, Grilles, Sunshades and more. Louvers - Fixed Louvers: Model:D-HFA-6 High Performance 6" Fixed Louver APPLICATION D-HFA-6 resists water intrusion while providing an extremely high free area and low pressure drop. D-HFA-6 DOCUMENTS - Submittal Sheet - D-HFA-6 CAD DETAIL - CSI 3-PART SPEC. - D-HFA-6 BIM (REVIT) - Louver Shapes - Louver Details - Equipment Screen Support System - Louver Color Selector - Louver Installation Instructions - Effects of Birdscreen UV Products Iris Dampers Drop Plenum Diffusers Balancing / Regulating Dampers 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