RELIABILT 150 Series New Construction 23 1 2 in x 35 1 2 in x 3 1 4 in Jamb White Vinyl Dual pane Single Hung Window Half Screen Included Tiffany Style Lamp reflective surface enhances the aesthetic 190246 reflective surface enhances the aesthetic appeal of your space FUL black light (BLB) the Sunlite 40 Watt blacklight bulb (BLB) emits ultraviolet (UV A) light at 368nm wavelength perfect for lighting up reactive surfaces while not illuminating the surrounding areas GX10q 4 pin base 25 Actual Size (W x H) 23 1 2 in x 35 1 2 in Jamb Depth Measurement 3 1 4 in Actual Width (Inches) 23 Designed for both new construction and remodeling projects