Acoustic transfer grille
CBA
SWEGON
The design of these units, with a sealed top and bottom and openings at either end, allows sound to pass by it. These units have internal sound attenuation material with a reinforced surface layer. This design provides effective attenuation, allows easy installation and looks attractive.
For transferring air through walls
Flow range < 50 l/s
Circular holes
Easy to install
Available in alternative colours
