400mm Duct

400mm Duct Acoustic Fans

Displaying 1 to 7 (of 7 products)
Singleflow SSDL400-1EC
Singleflow SSDL400-1EC
£ 1,918.80
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...
Quietflow SQSDCV400-1ECL - Centrifugal Box Fan
Quietflow SQSDCV400-1ECL - Centrifugal Box Fan
£ 2,675.01
Quietflow SQSDCV400-1ECL - Centrifugal Box Fan • Standard size 400 mm • Air volume flow rates up to 1.051 m3/s • Static pressures up to 839 Pa • Suitable for operating temperatures up to...
Quietflow SQS400-1ECL - Centrifugal Box Fan
Quietflow SQS400-1ECL - Centrifugal Box Fan
£ 2,135.20
Quietflow SQS400-1ECL - Centrifugal Box Fan • Standard size 400 mm • Air volume flow rates up to 1.051 m3/s • Static pressures up to 839 Pa • Suitable for operating temperatures up to +6...
KVK SLIM 400 EC - Centrifugal Circular Duct Fan
KVK SLIM 400 EC - Centrifugal Circular Duct Fan
£ 1,733.89
KVK SLIM 400 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...
KVK Slim 400 - Low profile Semi Acoustic Box Fan
KVK Slim 400 - Low profile Semi Acoustic Box Fan
£ 1,189.57
• 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...
CAB-400 ECOWATT  Energy Efficient Acoustic Box Fan
CAB-400 ECOWATT Energy Efficient Acoustic Box Fan
£ 2,354.12
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...
Acoustic Box Fans (Inline) - CAB-400 RE
Acoustic Box Fans (Inline) - CAB-400 RE
£ 890.40
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...
Displaying 1 to 7 (of 7 products)
1 x AW Sileo EC Plate Axial Fan - Three Phase - 560mm1 x AW Sileo EC Plate Axial Fan - Three Phase - 800mm1 x AW Sileo EC Plate Axial Fan - Three Phase - 1000mm1 x Helios GigaBox 450mm GBD 450/4/4 centrifugal1 x Duct Termination with Mesh - 500mm1 x Curved boot - 500mm1 x Anti Vibration Mounts - Small - Pack of 4 - AVM21 x CC-ATEX 504 B Short Cased Axial Fan1 x Female Ducting Connector - 160mm1 x Spiral Ducting 3 Meters - 315mm1 x 125mm Round Connector1 x 125mm - 100mm Round Reducer1 x 125mm Wall Duct - 350mm1 x Revolution SLCX ATEX Long Cased Axial Flow Fan SLCX500/2-3B Three Phase1 x Miniflow SMF Horizontal Roof Cowl SMF20/301 x Spigot plate - 500mm1 x Revolution SLCX ATEX Long Cased Axial Flow Fan SLCX560/4-3 Three Phase1 x 110 x 54mm Flat Channel Connector1 x SEL355/4-1AC1 x EZQ 20/2 B - High Performance Plate Axial Fan1 x EC Trickle and boost module - IP561 x HRB/3-200-BMPN1 x AW Sileo EC Plate Axial Fan - Three Phase - 630mm1 x Blast Gate (Manual) 300mm1 x Access Door for Circular Duct - 250 x 150 - SIZE 251 x Access Door 250mm x 250mm1 x Elta Viper SCC Duct Mounted Centrifugal Fan - SCC630-1AC1 x AL 355 EC 01 AXIALINE - High Performance Long Cased Axial Fan1 x CAB-250 ECOWATT Energy Efficient Acoustic Box Fan1 x Belt Drive Cased Axial Fan - 710mm - L version1 x ACQ-20012D Acoustic Inline Box Fan1 x Duct Termination with Mesh - 560mm1 x Elta SLC710/4B-3AC - IP551 x Commercial Thermostat - TH161 x TD1000 Mixvent - 250mm1 x CBMT/Q 150-15 1 HEATER KIT1 x Economy Airvent 100mm Fan with Timer & Shutter1 x Capacitor 4uf for use with the EBM A2E range1 x Jetflow-HIT Metal inline - 250mm1 x CBMT/Q 315-30 1 HEATER KIT1 x CBMT/Q 160-15 1 HEATER KIT1 x AirTrak Heater-315mm1 x Etaline 250mm - D2 01 3 Phase1 x Jetflow-HIT Metal inline - 125mm1 x 220x90mm Flat Channel Connector1 x 220x90mm Elbow Bend with 125mm Fixed Spigot1 x AIR CONDITIONING UNIT -KYR25CO/AG (Floor Standing)1 x FlameProof Plate Axial Fan - Single Phase - 15 inches - Eexd IIC T4 -4pole1 x Duct Wrap Insulation - AWDW25mm1 x Spiral Ducting 3 Meters - 300mm1 x HQD 630/4 EX - ATEX Rated Plate Axial Fan (4-pole)1 x Circ.connection-125 fo EX-140 ATEX unit1 x MTP 10, 10K, Speed control1 x 7 Day Programmable TIMECLOCK1 x Elta Standard Ambient Flexible Connector - 315mm1 x Airvent ceiling fan controller1 x DDMP 09/09 Mounting Flange1 x Acopel F400-450/1601 x Soler & Palau - HCBT/6-1000/H - IP551 x Time Delay Unit - DT20B1 x Acopel F400-180/1601 x Acopel F400-560/1601 x Acopel F400-630/1601 x Helios VARW 225/4 High Pressure Duct Fan1 x Quietflow SQS400-1ECL - Centrifugal Box Fan1 x Synthetic Air Filter Media - 15mm x 1000mm x 1000mm
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 ...