250mm Duct

250mm Duct Acoustic Fans

Displaying 1 to 12 (of 12 products)
Acoustic Box Fans (Inline) - CAB-250N
Acoustic Box Fans (Inline) - CAB-250N
£ 448.51
The CAB Acoustic inline fan series is manufactured by S&P and continuing their range of quiet fans, this range of attenuated cabinet fans are specifically designed to provide extract ventilation solut...
Acoustic MiniBox Fan - MINI-BOX 250
Acoustic MiniBox Fan - MINI-BOX 250
£ 319.00
The MINI-BOX series consists of centrifugal in-line fans, with acoustically insulated casing and with round spigot (diameter from 100mm to 315mm) for easy connection to round duct system. Main featur...
ACQ-25012D  Acoustic Inline Box Fan
ACQ-25012D Acoustic Inline Box Fan
£ 886.88
• Acoustically treated housing, Class ‘O’ rated, sandwich construction selected for maximum noise absorption • Motors protected to IP44 • Motor insulation Class ‘B’ • Maximum operat...
CAB-250 ECOWATT  Energy Efficient Acoustic Box Fan
CAB-250 ECOWATT Energy Efficient Acoustic Box Fan
£ 1,452.64
Low profile acoustic cabinet fans, manufactured from galvanised sheet steel and internally lined with 50mm thickness of fireproof acoustic insulation (M0), with sound-absorbent insulation at the inlet...
Helios  SB-250-C SilentBox Acoustic Inline Fan
Helios SB-250-C SilentBox Acoustic Inline Fan
£ 502.24
Duty: Up to 960m3/hr ■ Installation: Installation in any position without restriction – horizontally, vertically or pitched – suitable for intake or extract (Exception: SVS must not be ins...
ISOR 250 EC 20
ISOR 250 EC 20
£ 603.90
**Backward curved centrifugal fan **EC motor **Integrated electronic **Galvanized metal housing **sound insulated ISOR 250 EC 20 | 50 Hz Voltage UN 230 V 1~ Current Imax 1.8 A Ambient temp...
KVK Slim 250 - Low profile Semi Acoustic Box Fan
KVK Slim 250 - Low profile Semi Acoustic Box Fan
£ 486.49
• Slim design, easy to install • Easy maintenance, service cover • Low sound level, insulated cover • High efficiency and low SFP in a real working point • Speed-controllable • Simple...
KVK SLIM 250 EC - Centrifugal Circular Duct Fan
KVK SLIM 250 EC - Centrifugal Circular Duct Fan
£ 872.05
KVK SLIM 250 EC * Slim design, easy to install * Easy maintenance, service cover * Low sound level, insulated cover * High efficiency and low SFP in a real working point * Potentiometer in...
QP315C Acoustic Fan - 315mm
QP315C Acoustic Fan - 315mm
£ 975.00
QP315C Acoustic Fan - 315mm...
Quietflow SQS250-1ECL - Centrifugal Box Fan
Quietflow SQS250-1ECL - Centrifugal Box Fan
£ 1,177.00
Quietflow SQS250-1ECL - Centrifugal Box Fan • Standard size 250 mm • Air volume flow rates up to 0.347 m3/s • Static pressures up to 841 Pa • Suitable for operating temperatures up to +6...
Singleflow SSDL250-1EC
Singleflow SSDL250-1EC
£ 877.65
Singleflow SSDL fans are suitable for external mounting. The range incorporates advanced backward curved impellers. All models are designed for direct connection to standard diameter flexible or ri...
TD-SILENT 1300/250
TD-SILENT 1300/250
£ 699.12
Standard versions on 150mm versions and above now have three speed motors. Spigot size: 250mm Airflow: 1320m3/hr Power Absorbed: 204W Sound Level: 35db radiated @ 3M The S&P TD SILENT Series In...
Displaying 1 to 12 (of 12 products)
1 x Envirovent 4 Way Remote Control Switch - SWHBKRF-41 x Genius Whole house unit -1 x AMD 400/2/2 High Pressure Long Cased Axial Fan1 x Acopel F400-120/1601 x HRFD 400/4 EX Atex Rated 400mm Cased Axial Fan 400v1 x Soler & Palau - HCBT/4-900/H - IP551 x Male Ducting Connector - 1000mm1 x HCGT/2-315/L-AMXN E7201 x ERM 18 protection guard - SGM 18 EX1 x Soler & Palau - HCBT/4-1000/H-X - IP551 x Clearflow CF Roof Mounted Vertical Discharge Centrifugal Fan - CF500/4-3AC - Three Phase1 x TXBR-250 Ecowatt1 x CBMT/Q 315-90 3 HEATER KIT1 x Elta SCP250/4-3AC - IP551 x HIMF - Mixed Flow Fan 150mm Inline Fan1 x HRB/6-400-APN1 x Clearflow CF Roof Mounted Vertical Discharge Centrifugal Fan - CF350/4-1AC - Single Phase1 x Jetflow-HIT Metal inline - 200mm1 x Ancillary Pack for SLC-5001 x Clearflow CF Roof Mounted Vertical Discharge Centrifugal Fan - CF450/4-3AC - Three Phase1 x Jetflow Silent SJMF-S 250-1EC1 x Elta 6 Amp Electronic single phase speed controller with TK1 x Ancillary Pack for SB-CYL 630 model1 x IP65 Remote Speed Adjustment Station1 x HPA Heavy Duty Flexible Ducting1 x Spiral Ducting 1 meter - 80mm1 x CBMT/Q 200-54 1 HEATER KIT1 x Helios HQW-400/4 - IP551 x Metal Inline Fan - VENT-250NK1 x Male Ducting Connector - 630mm1 x Singleflow SSDL315-1EC1 x Round ceiling diffuser 250mm1 x CTI CVA-N 500/560 Outdoor cover for CVAB/T Fans1 x Direct Saturday Delivery Surcharge1 x Soler & Palau - HXBR/4-250/H - IP441 x Raptor SDA450/4-1EC1 x ACQ-25012D Acoustic Inline Box Fan1 x Curved boot - 630mm1 x Ducting T Piece Equal - 300mm1 x CCZ-404-T (three Phase)1 x Spiral Ducting 1 meter - 100mm1 x Spiral Ducting 3 Meters - 125mm1 x Helios DDF-315 Roof Cowl1 x FedEx Midday Delivery Surcharge1 x Ducting 30 Degree Bend - 1000mm1 x Ancillary Pack for SDA350/4-1EC1 x Elta Unpodded Silencer 1D-560mm
Reviews
Circular Inline Silencers - 0.6M long - SLU-600
Circular Inline Silencers - 0.6M long - SLU-600
£ 50.56

I have a loft mount extractor fan which was very noisy. I ...