DiffusorBlox® units simultaneously offer a distinctive appearance, extended low-frequency absorption, sound isolation, and sound diffusive reflection control, making it the most cost-effective acoustical CMU in the industry.

DiffusorBlox can be utilized for a broad range of project applications — from reducing unwanted noise of air conditioning units to helping control the pleasing sounds in a concert hall.

RPG Acoustical Systems, Inc., the creator of DiffusorBlox, strives to blend science with art to develop acoustical and architecturally-pleasing solutions to noise and sound control problems. RPG maintains a strong commitment to basic research, providing technical information, and maintaining direct involvement in the design community. Visit the RPG Diffusor Systems, Inc. site for more information on DiffusorBlox and other acoustical noise control products.

DiffusorBlox units are available in smooth face finish only. Available in standard gray as well as our full palette of architectural colors. Additionally, all of our DiffusorBlox units contain integral water-repellent admixtures at the time of manufacture and meet or exceed ASTM C 90 standards.