Centrifugal Scroll Fans

Commercial Centrifugal Scroll Fans, forward curved and backward curved impellers, different versions and sizes of double and single inlet fans available. Often classified by two numbers, eg. 10/10, 9/9 etc. This indicates the size of the scroll/squirrel cage impeller. ie. 10 inches long, 10 inches diameter. Closed motor or external rotor versions advised for dirty air.
Also known as snail fans.
These need an enclosure to operate and are normally at one end of a system. For inline commercial fans, see our Centrifugal & MixVent Fans or industrial section. for larger units.

Displaying 49 to 53 (of 53 products)
RD31S-4EW.6Q.AL - 122296 (Single Phase)
RD31S-4EW.6Q.AL - 122296 (Single Phase)
£ 1,456.92
RD31S-4EW.6Q.AL Double inlet centrifugal fan with spiral housing. Type: RD31S-4EW.6Q.AL ...
RD35S-4DW.6W.3L - 122297  (Three Phase)
RD35S-4DW.6W.3L - 122297 (Three Phase)
£ 1,387.00
RD35S-4DW.6W.3L Double inlet centrifugal fan with spiral housing. Type: RD35S-4DW.6W.3L ...
Rosenberg DRAD-224-4 Double Inlet High Efficiency Radial Fan
Rosenberg DRAD-224-4 Double Inlet High Efficiency Radial Fan
£ 555.00
Rosenberg- Centrifugal fans with forward curved impellers, Types ERA.../ DRA... 400 volt 3 phase 50 Hz , 0.87kW 1210RPM Single and double inlet casings, made from galvanized steel, with spiral scr...
Torin fan  -  178206-A-00
Torin fan - 178206-A-00
£ 1,345.00
Torin fan - 178206-A-00...
Torin fan - DDN913-824 -  076192-03
Torin fan - DDN913-824 - 076192-03
£ 2,349.00
Torin fan - DDN913-824 - 076192-03...
Displaying 49 to 53 (of 53 products)
1 x 315mm EC TWIN BOX FAN - WOODS Acoustic EC twin Fan1 x 200mm EC TWIN BOX FAN - WOODS Acoustic EC twin Fan1 x 250mm EC TWIN BOX FAN - WOODS Acoustic EC twin Fan1 x 350mm EC TWIN BOX FAN - WOODS Acoustic EC twin Fan1 x 50 MAXFAN Compac - EJ513266 - 500mm Fan and Inverter Kit 1PH to 3PH1 x 40JM/16/2/5/32 - 2Pole - 3PH - Long Cased Axial Fan - EJ4312731 x 30JM.33.BIF.200D.2P.3PH.71WEG - High Temp Bifurcated Fan - 305mm1 x 50JM/20/2/6/16 - 2Pole - 1PH - Long Cased Axial Fan - EJ5312741 x 450mm EC (3PH) TWIN BOX FAN - WOODS Acoustic EC twin Fan1 x 25JM.33.BIF.200D.4P.3PH.63WEG - High Temp Bifurcated Fan - 250mm1 x 31 MAXFAN Compac - EJ313266 - 315mm Fan and Inverter Kit 1PH to 3PH1 x 50 SC MAXFAN Compac - EJ513255 - 500mm Fan and Inverter Kit 1PH to 3PH (Lower Power)1 x 150mm EC TWIN BOX FAN - WOODS Acoustic EC twin Fan1 x 45 MAXFAN Compac - EJ463266 - 450mm Fan and Inverter Kit 1PH to 3PH1 x 35 MAXFAN Compac - EJ353266 - 355mm Fan and Inverter Kit 1PH to 3PH1 x 40 MAXFAN Compac - EJ413456 - 400mm Fan and Inverter Kit 1PH to 3PH1 x 30JM.33.BIF.200D.4P.3PH.63WEG - High Temp Bifurcated Fan - 305mm1 x 25JM.33.BIF.200D.2P.3PH.71WEG - High Temp Bifurcated Fan - 250mm1 x Helios TSW 1.5 Amp Transformer speed controller1 x Time Delay Unit - DT20B1 x Systemair Save Connect 2.0 Internet Module1 x Elta ACO Panel 149-ACO18B1 x Elta Wall Cowl SWC56/631 x GRA-100 External Grill by S&P1 x Elta Wall Cowl SWC45/501 x Elta Louvre Shutter - 400mm1 x Elta Wall Cowl SWC25/311 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 7101 x Jet Cowl - 315mm
Reviews
Circular Inline Silencers - 0.6M long - SLU-600
Circular Inline Silencers - 0.6M long - SLU-600
£ 58.40

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