The Round Egg-Crate Grille (REC) is an attractive round grille designed for use in commercial and industrial applications. It has a low air resistance and low noise levels. The REC can be used for exhaust, return or supply applications. When the REC is used as a supply device, the air exits as a column of air and has a natural expansion of 22 degrees included angle. This unit can be installed in a ceiling, on a wall or mounted on exposed ductwork. |