Louver with Spring Retainer 72R3110

This universal louver is made of highly durable plastic with precision construction. The louver is designed to fit any round opening measuring 3.5". The spring arms hold the louver in place and allow it to rotate 360 degrees within the opening. The angled base and 360 degree swivel makes sure you get air where you need it. Part Number: 72R3110 Outside Diameter: 4.0" Mounting Hole Diameter: 3.5" Attachment: Spring Retainer Adjustable Direction: Yes Adjustable Shut Off: No Special Attribute: Fits Red Dot units R-7830 Special Attribute: Angled base Interchange Numbers: 170145 170363 1705 1719 18-2640 232-8636 250-6745 3275002 3299004 3918233 4379-RD552230 4379-RD552230P 61619-3404 700-6003 760-1010 ABP N83 317022 AT223984 GB10500 GB11650 RD-5-5223-0P RDHRD552230P RDT72R3110 TT223984 VE2052