250mm Duct

250mm Duct Acoustic Fans

Displaying 1 to 12 (of 12 products)
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...
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...
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...
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...
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...
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...
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...
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...
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...
Displaying 1 to 12 (of 12 products)
1 x OZEO E ECOWATT Wireless Switch - OZEO-ECO-W2 x 204x60mm x 500mm Long Hi-Flow Duct Silencer1 x ZAP 710-63 Plate axial fan1 x HRST/6-710-24 BZ C Rotorex Sickle bladed fan1 x Elta SPA710/6-3EC1 x FAST-TRACK RANGE 75mm - Semi-Rigid Duct 50M1 x Elta SLC450/4-1AC - IP551 x Acopel F400-120/1601 x Elta Turboflow-TF - 500mm(A) - Three phase2 x Belt Drive Cased Axial Fan - 450mm - H version1 x Access Door for Circular Duct - 400 x 300 - SIZE 451 x Elta SPA630/46-3AC - IP541 x Helios HQW-630/4 - IP551 x HRT/4-630/25-BPN E221 x HRT/4-630/25-APN C21 x Hydor HPA630/6-1A1 x Elta SPA630/68-3AC - IP541 x Hydor HPA630/4-1A1 x Elta SCP630/4-3AC - IP551 x HRB/6-630-30-BPN1 x HRB/6-630-30-APN1 x HRT/6-630/30-BPN1 x HRT/6-630/25-BPN1 x Helios HQW-630/6 - IP551 x Elta SPA630/4-3EC - IP541 x HRT/4-630/25-BPN C1 x HCFT/4-630mm plastic impeller plate fan1 x HRT/6-630/35-BZ E111 x Soler & Palau HXM-300mm1 x KABT/4- 12000/5601 x Helios GigaBox 560mm GBD 560/4/4 centrifugal1 x PCA Diffuser - PCA-2501 x Round ceiling diffuser 200mm1 x Elta EC Electronic Controller1 x ELTA - Single Phase Transformer 10amps1 x COM-31 x Elta 3 Amp Electronic single phase speed controller.1 x ELTA - Single Phase Transformer 8amps1 x Commercial Single or 3 phase Fan Reversing Switch - RS11 x DOL Starter with Isolator - Three phase1 x Isolator Switch - ISOSW1 x 110 x 54mm Flat Channel Clip (Pack Of 5)1 x 110 x 54mm Elbow Bend Female1 x HXP450/4-3 - 4 Pole - Three Phase1 x Flat Roof Terminal -OFT 5 - Bitumen1 x Miniflow SMF Horizontal Roof Cowl SMF20/301 x 100mm - 125mm Round Reducer1 x Elta SCP315-1EC - IP551 x 110 x 54mm Rectangular Wall Plate1 x 100mm Round Connector with Damper1 x Kitchen Grille with Grease Filter - 300x300 - NO GRILLE BOX1 x Soler & Palau - HCBT/2-315/H - IP651 x 100mm Round Equal T Piece1 x Soler & Palau TCBT/6-710/L - IP652 x Biflow SB (CYL) Bifurcated Cylindrical Axial Flow Fan - 400mm1 x Biflow SB250-CON4-3 - High Temperature Bifurcated Fan1 x Hydor HPA250/4-11 x CC-710-2.2kw1 x 220x90mm Mounting Clip (Individual)1 x Elta SLC710/4A-3AC - IP551 x Belt Drive Cased Axial Fan - 800mm - G version1 x 1mtr Round Ducting - 150mm1 x Biflow SB (CYL) Bifurcated Cylindrical Axial Flow Fan - 630mm1 x Commercial Thermostat - TH161 x Etaline Max-Fan - 315mm - E2 011 x Differential Pressure Switch - 200 - 1000 Pa - IP541 x Plastic Kitchen Extractors - CK-60F1 x 204x60mm Equal T Piece1 x Helios GigaBox 315mm GBW 315/4 centrifugal1 x CBPx2-9/7-D1 x Etaline 315mm - D2 01 3 Phase1 x Helios AV150 External Wall Fan1 x 204x60mm x 1000mm Long Hi-Flow Duct Silencer1 x ERR 31/1 Centrifugal inline fan1 x Flexible PVC Ducting - 204x601 x 204x60mm Flat Channel Connector1 x Differential Pressure Switch - 20 - 300 Pa - IP651 x Bifurcated Fan - TET 6/6001 x Duct Humidistat - HS4_hdt1 x 204x60mm Elbow Bend with 100mm Fixed Spigot1 x EBB-250 HM DESIGN Centrifugal Extractor Fan1 x Soler & Palau - HCBT/4-900/L - IP551 x Envirovent Silent MV160/100S Mixvent - 100mm - (5 year warranty)1 x FSAF1000C1DA SILENCER 1070/161 x AW Sileo EC Plate Axial Fan - Three Phase - 630mm1 x AL 355 D2 01 - High Performance Long Cased Axial Fan1 x Lo-Carbon PUREAIR HOME WITH HEATER BOXED ASSY1 x AL 400 EC 01 AXIALINE - High Performance Long Cased Axial Fan1 x External weather louvre 2728mmW x 1630mmH1 x Elta - SMT 125 Mixvent Inline Fan - Clearance Stock Line1 x Synthetic Air Filter Media - 15mm x 1000mm x 1000mm1 x Elta Turboflow-TF - 630mm - Three phase1 x Classic SAX23/9ARB Wall Mounted1 x Elta HWFA-650 Oscillating Wall Fan1 x Soler & Palau TCBB/6-400/H - IP441 x Soler & Palau TCBT/6-630/L - IP651 x Gorilla HVLSX501 x Binks Bullows - Spray Booth Filter1 x Soler & Palau TCBB/4-630/L - IP651 x Synthetic Air Filter Media - 6mm x 2mtr x 20mtr Roll1 x Ancillary Pack for SDA350/4-1EC1 x Helios HQW-200/2 - IP551 x Ancillary Pack for SLC-5001 x 7 Day Programmable TIMECLOCK1 x Ancillary Pack for SLC-3551 x KVK Slim 250 - Low profile Semi Acoustic Box Fan1 x CBT-80N Centrifugal ATEX II 2G Exe II T31 x Soler & Palau - HCBT/4-355/H - IP651 x ACQ-25012D Acoustic Inline Box Fan1 x Acoustic Box Fans (Inline) - CAB-250N1 x Elta Wall Cowl SWC56/631 x Spiral Ducting 3 Meters - 160mm1 x Egg Crate Grille with Dust panel filter 1 inch- 300x300
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 ...