Linear Bar Grilles Type LBG39

Also most of these linear bar like grilles were always in a corner not in the center like usual round ones are so there is some logic

Linear Slot Diffuser — Ceiling-installed diffusers, typically placed around the perimeter of rooms These have a higher discharge velocity than a louvered

linear slot vent Linear slot diffusers are used to project air from a ceiling or a wall The diffuser typically consists of a series of narrow slots or openings through which

linear slot grille Linear slot air diffuser grille is designed to satisfy architectural applications that require continuous lengths without compromising air distribution