This 24″ x 24″ plastic ceiling air diffuser is made with collars from 6″ to 16″ (backplate included). Ideal for restaurants, hospitals, MRI rooms, dishwashing rooms, office buildings and clean environments. Fits in a 2’x2′ ceiling grid system. *Durable ABS material. Fire rated *Will not rust. *Will not chip or bend (colorant molded into part). *Resists sweating (reducing dust buildup). *Easy to clean. *No Sharp Edges *2″ tall neck (for easier connections) *6″, 8″, 10″, 12″, 14″, 16″ collar sizes *Available in White, & Black *OD= 23-7/8″ x 23-7/8″
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.