Direct Air Straight Down. Ceiling dust deflector for 24″ x 24″ traditional ceiling air diffusers. Easy to assemble. Stop dust from accumulating on the ceiling tiles surrounding your ceiling diffusers and vents.
The size was perfect, covered the hole in the ceiling just like I wanted.
Under Cabinet Light Lens 2.8125in. wide x .9375in. high (4113P-320RW)
I had this installed as an outside cover over the crawl space vent. The metal vent always rusted and looked terrible. I wanted a plastic cover that would not rust. It's been on for one hour, and looks great.