Louver with Spring Retainer for Red Dot Rooftop Units 72R3140

This universal louver is made of highly durable plastic with precision construction. The louver is designed to fit any round opening measuring 3.75". The spring arms hold the louver in place and allow it to rotate 360 degrees within the opening. Adjustable vanes make sure you get air where you need it. When closed, the vanes offer 100% shut off of the airflow. Part Number: 72R3140 Outside Diameter: 4.5" (trim ring) Mounting Hole Diameter: 3.75" Attachment: Spring Retainer Adjustable Direction: Yes Adjustable Shut Off: Yes Special Attribute: Fits Red Dot units E-6100, R-6100, R-6101, R-9727-2, R-9727-3, R-9777 Interchange Numbers: 20900019 20900019R 232-8639 332-6296 4379-RD590530 4379-RD590530P 700-6044 RD-5-9053-0P RDH RD5 9053 0 RDHRD590530P RDT72R3140