AC48212

12" Deep Aluminum or Steel Acoustical Louver with 12" On Center Blade Spacing AC482126

12" Deep Aluminum or Steel Acoustical Louver with 6" On Center Blade Spacing AC48266

6" Deep Aluminum or Steel Acoustical Louver with 6" On Center Blade Spacing AC48288

8" Deep Aluminum or Steel Acoustical Louver with 8" On Center Blade Spacing FS700

7" Deep Insulated Blade Combination Adjustable and Stationary Acoustical Louver FS401HF/FS401LF

4" Deep Steel Acoustical Louver 45° Blades High/Low Frequency