24" x 48" x 4"Starting at $80 Wall Mounted Absorption Coefficients: 125 Hz: 0.85 | 250 Hz: 1.19 | 500 Hz: 1.13 | 1, 000 Hz: 1.03 | 2, 000 Hz: 1.03 | 4, 000 Hz: 1.02 | 8, 000 Hz: 0.99 | 10, 000 Hz: 1.03 NRC: 1.10 5" Gap from WallCeiling Absorption Coefficients: 125 Hz: 0.83 | 250 Hz: 1.48 | 500 Hz: 1.45 | 1, 000 Hz: 1.28 | 2, 000 Hz: 1.21 | 4, 000 Hz: 1.18 | 8, 000 Hz: 1.17 | 10, 000 Hz: 1.16 NRC: 1.35 Corner Mounted Absorption Coefficients: 50 Hz: 0.58 | 80 Hz:1.69 | 100 Hz:2.58 | 125 Hz: 0.83 | 250 Hz: 1.99 | 500 Hz: 1.95 | 1, 000 Hz: 1.53 | 2, 000 Hz: 1.39 | 4, 000 Hz: 1.31 | 8, 000 Hz: 1.26 | 10, 000 Hz: 1.40 Guilford of Maine and Linen Fabric Upgrades Available. Choose from over 30 color options! Call for pricing. Sh