PRO-LJ Designed for use on commercial sectional doors with high or vertical lift track and small rolling grilles that require no more than 15 cycles per hour. Listing Back To Top Design Visualizer Previous Next Design Visualizer CADdetails™ You need to be logged in to view & download files. Login/Register New to CADdetails? Register to enjoy full access to unlimited 3D models, CAD drawings and specifications. It's free! Downloads Product Info About Media CAD PDF DWF DWG Printable CAD VWX DXF Specs Specs Download All Add to Project+ Favorite User Feedback Company Resources Back to top Brochures Commercial Operators Exclusive Division Wireless Devices