airvent SM ULTIMA
The SM ULTIMA is a high quality acoustic window vent offered in 2 widths with 2960mm2 EA and 5000mm2 EA airflow and providing a 47 dB Dne W sound reduction (SM Ultima 2960) or 39 dB Dne W (SM Ultima 5000) in the open position
- Up to 47 dB Dn,e W reduction when open
- 5000mm2 EA & 2960mm2 EA Airflow sizes
- Graduated opening for airflow control
- Wool-pile seal: Watertight up to 1000 Pa
- Natural upward airflow deflection
- Portable rod control (Optional)
- Manufactured from extruded aluminium
- Polyester powder coated
- 10 year Guarantee
COLOURS
| White RAL 9016 (semi-gloss) |
| Grey RAL 7016 (semi-gloss) |
| Bespoke RAL |
Bespoke colours available on request. MOQ’s apply. Mixed sets of internal vent and external hood also available on request.
| Equivalent Area | Water tightness | |
|---|---|---|
| SM Ultima 2960 mm2 EA | 2960 mm2 | 1000 Pa |
| SM Ultima 5000 mm2 EA | 5000 mm2 | 1000 Pa |
| D n,e,w (C;Ctr) – Open position | |
|---|---|
| SM Ultima 2960 mm2 EA | 47(-1;-2) dB |
| SM Ultima 5000 mm2 EA | 39(0;-2) dB |
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