hvac-What's the difference between grille , register , diffuser

Linear slot diffusers model MLC are designed for variable air volume systems · Pattern controllers can be adjusted to adjust the air flow direction Right, Left

The Auras series linear slot diffuser is designed for ceiling applications The linear can be used for either supply or return air Technical Brochure

linear slot diffuser vs linear bar grille USAire, Linear Mud-in Slot Diffusers, 34 Slot Width, 100 Long

linear slot diffuser sizes Linear slot diffusers and grilles can be divided into three categories: Formations, Linear Slot Diffusers and Linear Bar Grilles