| Horizontal Pattern | Square Directional diffuser | YES | NO | NO |
| | Circular diffuser | YES | NO | NO |
| | Square Plaque diffuser | YES | NO | NO |
| | Air (light) Troffer diffusers | YES | NO | NO |
| | | | | |
| Vertical Pattern | Ball spot diffuser | YES | YES | NO |
| | Conical Jet diffuser | YES | YES | NO |
| | Linear Horizontal Bar grille | YES | YES | NO |
| | Displacement diffuser | YES | YES | YES |
| | Floor bar grille | NO | NO | YES |
| | Floor Displacement diffuser | NO | NO | YES |
| | Square / Circular Swirl plate diffuser | YES | NO | NO |
| | Double deflection grille | YES | NO | NO |
| | Single deflection grille | YES | NO | NO |
| | Egg crate grille | YES | NO | NO |
| | Perforated grille | YES | NO | NO |
| | | | | |
| Adjustable Pattern | Linear Slot diffuser | YES | NO | NO |
| | Circular Variable swirl diffuser | YES | NO | NO |
| | Exhaust / Supply air valves | YES | NO | NO |
| | Circular Plaque diffuser | YES | NO | NO |
| | | | | |
| 45Deg Pattern | Single fixed 45 degree grille | YES | YES | NO |
| | Fixed / Weather-proof lourve | YES | YES | NO |