27299 Size: 24" H x 48" W Features: -Provides a reflectivity of 94%. -The mirror coating consists of a thin layer of quartz. -Constructed of a first surface mirror on glass. -Aluminum finish. -Perfect Image Mirror Adjustment System featuring eight adjustment points to correct pin cushioning and barrel distortion common with a short-throw, wide-angle lens. Product Type: -Fixed frame. Mount Type: -Ceiling recessed. Projection Type: -Front/Rear. Screen Surface: -White. Screen Gain: -Between 1.1 and 2.0. Screen Tension: -Tensioned screen. Wiring Type: -Hardwired. Country of Manufacture: -United States. Dimensions: Size 18" H x 30" W - Screen Height: -18". Size 18" H x 30" W - Screen Width: -30". Size 24" H x 48" W - Screen Height: -24". Size 24" H x 48" W - Screen Width: -48". Size 36" H x 48" W - Screen Height: -36". Size 48" H x 60" W - Screen Height: -48". Size 48" H x 60" W - Screen Width: -60". Size 56" H x 72" W - Screen Width: -72".