Return Air Grille
This return air grille is used for air return application and it’s can be installed on ceiling or wall.
1/3″ spaced fins,which apply enough room for air return in the ventilation system.
5/16″ margin turn back
The surface of grille has been white-powder coated finish,which is better for room’s decoration and big improvement for water-proof.
Easily install on ceiling or sidewall.