| HFL001 :: Air Vent |
| HFL-002:130 x 130 mm Surface mounting |
| HFL-003130 x 130 mm Snap fitting |
| HFL-004: 203 x 203 mm Surface mounting |
| HFL-005: 203 x 203 mm Snap fitting (with provision for mounting axial flow fan) |
| HFL-006: 230 x 230 mm Surface mounting |
| HFL-007: 320 x 325 mm Snap fitting |
