400mm Duct

400mm Duct Acoustic Fans

Displaying 1 to 7 (of 7 products)
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...
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...
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...
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...
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...
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...
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...
Displaying 1 to 7 (of 7 products)
1 x BDS 350 RA b/d shutter1 x Elta Standard Ambient Flexible Connector - 250mm1 x Soler & Palau - HXBR/4-250/H - IP441 x Anti Vibration Duct Suspension Rings - 200mm1 x Elta SPA250/2-1AC - IP441 x Acopel F400-200/1601 x Clearflow CFHT Kitchen/High Temp Roof Fan - CFHT400/4-3AC1 x Flanged Spigot - 300mm1 x CRHB/6- 630mm Roof mounted Fan - Horizontal discharge1 x VKS 355-500 Automatic shutter1 x Rotorex HXBR 250mm Plate Axial Fan - Single Phase (2-pole)1 x Clearflow CFHT Kitchen/High Temp Roof Fan - CFHT350/4-3AC1 x Clearflow CF Roof Mounted Vertical Discharge Centrifugal Fan - CF500/4-3AC - Three Phase1 x KTEX 50-30-4 Fan (ATEX)1 x Elta Podded Silencer 2D- 710mm1 x Elta SCP250-1EC - IP551 x Shoed T Piece Equal -200mm1 x FSAF1000C1DA SILENCER 1070/161 x HRB/2-250-AMPN1 x Elta Unpodded Silencer 1D-560mm1 x Clearflow CF Roof Mounted Vertical Discharge Centrifugal Fan - CF400/4-3AC - Three Phase1 x Elta Unpodded Silencer Melinex 1D-450mm1 x Synthetic Air Filter Media - 10mm x 1000mm x 1000mm1 x HCFT/4-560mm plastic impeller plate fan1 x AW Sileo EC Plate Axial Fan - Three Phase - 710mm1 x Classic SAX23/9A Window/Wall Mounted1 x Quietflow SQS400-1ECL - Centrifugal Box Fan1 x Spiral end cap - 125mm1 x ACQ-20012D Acoustic Inline Box Fan1 x Spiral Ducting 3 Meters - 900mm1 x CBM 10/8 6P 245W RE VR1 x Elta SCP710/6/8-3AC - IP551 x Acoustic Box Fans (Inline) - CAB-315 RE1 x ELS-GU Flush Mounted Casing1 x Spiral Duct Grille Termination - 125mm1 x DA 18/18 Feet1 x Curved boot - 250mm1 x Ducting 30 Degree Bend - 250mm1 x TD-SILENT 2000/315
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 ...