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 169 to 192 (of 201 products)
Nicotra RDH E0-0315 (L)
Nicotra RDH E0-0315 (L)
£ 685.80
Nicotra RDH E0-0315 (L)...
Nicotra RDH E2-0280 (R)
Nicotra RDH E2-0280 (R)
£ 875.00
Nicotra RDH E2-0280 (R)...
Nicotra RDH E4-0250 (K)
Nicotra RDH E4-0250 (K)
£ 985.00
Nicotra RDH E4-0250 (K)...
Nicotra RDH E4-0315 (K)
Nicotra RDH E4-0315 (K)
£ 1,126.00
Nicotra RDH E4-0315 (K)...
Nicotra RDH E4-0355 (K)
Nicotra RDH E4-0355 (K)
£ 1,443.00
Nicotra RDH E4-0355 (K)...
Nicotra RDH E4-0355 (K) With Flange 0355 ADHE/RDHE
Nicotra RDH E4-0355 (K) With Flange 0355 ADHE/RDHE
£ 1,792.80
Nicotra RDH E4-0355 (K) With Flange 0355 ADHE/RDHE...
Nicotra RDH E4-0400 With Framework Fitted
Nicotra RDH E4-0400 With Framework Fitted
£ 1,841.40
Nicotra RDH E4-0400 With Framework Fitted...
Nicotra RDH E4-0450 (K)
Nicotra RDH E4-0450 (K)
£ 2,081.00
Nicotra RDH E4-0450 (K) *** THIS PRODUCT CAN NOT BE RETURNED AS IT IS MADE TO ORDER ***...
Nicotra RDH E4-0450 (L)
Nicotra RDH E4-0450 (L)
£ 1,726.92
Nicotra RDH E4-0450 (L)...
Nicotra RDH E4-0500 (K)
Nicotra RDH E4-0500 (K)
£ 2,185.85
Nicotra RDH E4-0500 (K) This fan is on a 8 week lead time,...
Nicotra RDH E4-0560 (K)
Nicotra RDH E4-0560 (K)
£ 3,195.00
Nicotra RDH E4-0560 (K)...
Nicotra RER  11-0200
Nicotra RER 11-0200
£ 891.00
Nicotra RER 11-0200. - Lock formed casing, galvanised sheet steel - discharge flange - multi position feet - Deep groove ball bearings, maintenance free...
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...
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...
R2E 140-AF48-18 -  EBM PAPST Impeller & Motor
R2E 140-AF48-18 - EBM PAPST Impeller & Motor
£ 99.00
R2E 140-AF48-18 - EBM PAPST Impeller & Motor...
RD28S-4DW.4R.2L
RD28S-4DW.4R.2L
£ 769.55
RD28S-4DW.4R.2L Double inlet centrifugal fan with spiral housing. Type: RD28S-4DW.4R.2L...
RD28S-4EW.4R.2L
RD28S-4EW.4R.2L
£ 976.24
RD28S-4EW.4R.2L Double inlet centrifugal fan with spiral housing. Type: RD28S-4EW.4R.2L...
RD31S-4DW.6Q.AL - 121303  (Three Phase)
RD31S-4DW.6Q.AL - 121303 (Three Phase)
£ 1,349.00
RD31S-4DW.6Q.AL Double inlet centrifugal fan with spiral housing. Type: RD31S-4DW.6Q.AL ...
RD31S-4EW.6Q.AL - 122296 (Single Phase)
RD31S-4EW.6Q.AL - 122296 (Single Phase)
£ 1,349.00
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...
S&P RF4C-160/062 K040 SF-1744 (230V50Hz) VE
S&P RF4C-160/062 K040 SF-1744 (230V50Hz) VE
£ 174.13
S&P RF4C-160/062 K040 SF-1744 (230V50Hz) VE...
Small Centrifugal Fan - CBM/4-160/150-125 W
Small Centrifugal Fan - CBM/4-160/150-125 W
£ 232.56
Range of single and double inlet direct driven low pressure centrifugal fans manufactured from galvanised sheet steel and protected against corrosion by a black polyester paint coating. All the mo...
Small Centrifugal Fan - CBM/4-180/184-150 W
Small Centrifugal Fan - CBM/4-180/184-150 W
£ 232.56
Range of single and double inlet direct driven low pressure centrifugal fans manufactured from galvanised sheet steel and protected against corrosion by a black polyester paint coating. All the mo...
Displaying 169 to 192 (of 201 products)
1 x Bathroom Fan -Envirovent- Silent 100 T (Timer Model)1 x HIMF - Mixed Flow Fan 150mm Inline Fan1 x HQS Bathroom Axial Flow Fan - 125mm1 x HRB/4-400-BPN1 x Blast Gate (Manual) 180mm1 x CBM 9/7 4p 300W RE-VR1 x DA 15/15 NT - 726000061 x Female Ducting Connector - 180mm1 x Access Door for Circular Duct - 400 x 300 - SIZE 451 x Pressed Ducting Saddle - 450mm1 x DA 12/12 RTC/CM 1100w 6PT1 x Ducting Reducer Long - 1000mm to 900mm1 x DDMP 12-12 3F 5700W M6M0 DG71 x DA9/9-NT1 x Access Door for Circular Duct - 400 x 300 - SIZE 561 x Ducting 90 Degree Bend - 500mm1 x CBM 9/7 6P 245W RE VR1 x Elta Viper SCC Duct Mounted Centrifugal Fan - SCC630-1AC1 x Transformer 5 Speed Controller - ATC1-10TK1 x DV-ROF-V-225 Roof mounted unit1 x SPI-200 C Iris damper1 x Soler & Palau - HCBT/4-400/H - IP651 x Helios GigaBox 630mm GBD 630/6/6 centrifugal1 x Speed Controller - REB161 x Access Door for Circular Duct - 300 x 200 - SIZE 401 x GB-WSD 250 Weather Protection hood for the Giga-Box Fans - 250mm1 x CBM 12/9 CM/AL 1100W 6PT - Closed Motor1 x CBM Low Pressure Centrifugal Fan - CBM 10/10 4 Pole 550watt CVR1 x CBM 12/9 750W RE-VR1 x GB-WSD 500 Weather Protection hood for the Giga-Box Fans - 500mm1 x GB-WSG 630 External Weather Louvers for the Giga-Box Fans - 630mm1 x DA 7-7 NT V608404 (With Feet)1 x CBM 12-12 1100w 6P Three Phase1 x Male Ducting Connector - 450mm1 x Elta SPA500/6-1AC - IP541 x SPI-315 C Iris damper1 x CBM Low Pressure Centrifugal Fan - CBM 10/8 4 Pole 1500watt TC IP55 - Three Phase1 x Elta Wall Cowl SWC56/631 x Soler & Palau - HXBR/4-400/H - IP541 x Spiral Ducting 1 meter - 180mm1 x DDMP 09-09 3F 2130W M6A4 DG0
Reviews
Vectaire Elegance Low Energy DMEV Fan Range
Vectaire Elegance Low Energy DMEV Fan Range
£ 119.00

I've had 2 of these fans for 4 years now, and they are great...