250mm Duct

250mm Duct Acoustic Fans

Displaying 1 to 12 (of 12 products)
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...
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...
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...
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...
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...
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...
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...
QP315C Acoustic Fan - 315mm
QP315C Acoustic Fan - 315mm
£ 975.00
QP315C Acoustic Fan - 315mm...
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...
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...
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...
Displaying 1 to 12 (of 12 products)
1 x Commercial Activated Carbon Filters - Panel Type - 24" x 24" x 1" - ACP1 x Commercial Activated Carbon Filters - Panel Type - 18" x 18" x 1 - ACP1 x HRT/4-630/25-BPN C1 x Duct Mounted Filter Box - G4 Grade Panel - 125mm1 x Etaline Max-Fan - 315mm - E2 011 x Soler & Palau HXM-300mm1 x Raptor SDA350/4-1EC1 x Raptor SDA350/4-1AC1 x Duct Mounted Filter Box - G4 Grade Panel - 400mm1 x Elta SCP630/4-3AC - IP551 x Elta SPA630/68-3AC - IP541 x Duct Mounted Filter Box With G2 Paper AND Metal Washable Filter - 150mm1 x HCFT/4-630mm plastic impeller plate fan1 x MV EC 100 Multivent1 x Activated Carbon Discarb Cell - Grade 50 - EXTRA DUTY - 445H x 445W x 595Dmm ACTUAL1 x HRB/6-630-30-BPN1 x 220x90mm Insulated Rectangular Horizontal 90° Bend1 x 220x90mm x 2m Insulated Rectangular Duct1 x Ducting T Piece Equal - 630mm1 x Jetflow-HIT Metal inline - 150mm1 x Elta SCP800/6/8-3AC - IP551 x SPI-150 C Iris damper1 x Helios GigaBox 315mm GBW 315/4 centrifugal1 x Soler & Palau - HCBT/4-800/L-AX - IP551 x 125mm - 150mm Round Reducer1 x Airvent ceiling fan controller1 x ACOAS/ AC/EC Auto Changeover 8Amp1 x Desk fan 9 inch - SFG91 x ISOR 250 EC 201 x HRT/6-800/28-BZN-68C1 x Soler & Palau - HCFT/4-1000/H-X - IP551 x 125mm Round 45 Degree Bend1 x Motorised Volume Control Damper - 400mm1 x Elta - SMT 125 Mixvent Inline Fan - Clearance Stock Line1 x Ducted Outlet Option for H14 - HAP5001 x 100mm Round 90 Degree Bend1 x KABT High Temp Acoustic Kitchen Fan & Inverter Kit - KABT/4-3000/315 ND - Pack 1
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 ...