Valterra A10-3359VP Heating/ Cooling Register; Ceiling Mount; 5 Inch Diameter; 7/8 Inch Collar; 360 Degree Rotating/ Dampered Vane Air Return; Medium White; Plastic. Attributes Shape: Round Mounting Location: Ceiling Diameter: 5 Inch Length: Not Applicable Width: Not Applicable Color: Medium White Material: Plastic With Damper: Yes Marine: Yes   Product Description Easy to replace heating and air conditioning vent register. Two piece construction allows for easy removal and cleaning. 360 degree rotation adjustable register for roof A/C. Features & Benefits 360 Degree Rotation Built To Deliver Excellent Levels Of Quality And Convenience Perfect To Enhance Your Comfort And Safety Comes With Installation Hardware No Supplier Warranty