Products Architectural Louvers, Dampers, Roof Curbs, Actuators, Grilles, Sunshades and more. Louvers - PTAC Grilles: Model:EL-1-FR EL-1-FR PTAC Grille With Box Frame APPLICATION The EL-1 is generally used as a decorative louver or with PTAC applications. EL-1-FR DOCUMENTS - Submittal Sheet - EL-1-FR CAD Details - EL-1-FR (30 Degree Blades) BIM (REVIT) - EL-1-FR (42 Degree Blades) BIM (REVIT) - Louver Installation Instructions - Louver Color Selector - Equipment Screen Support System - Louver Details - Louver Shapes - Effects of Birdscreen 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