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 25 to 48 (of 53 products)
Nicotra RDH E0-0400 (L)
Nicotra RDH E0-0400 (L)
£ 1,549.00
Nicotra RDH E0-0400 (L)...
Nicotra RDH E2-0280 (R)
Nicotra RDH E2-0280 (R)
£ 875.00
Nicotra RDH E2-0280 (R)...
Nicotra RDH E2-0315 (R)
Nicotra RDH E2-0315 (R)
£ 1,069.00
Nicotra RDH E2-0315 (R)...
Nicotra RDH E2-0355 (R)
Nicotra RDH E2-0355 (R)
£ 1,429.99
Nicotra RDH E2-0355 (R)...
Nicotra RDH E2-0400 (R)
Nicotra RDH E2-0400 (R)
£ 1,498.00
Nicotra RDH E2-0400 (R)...
Nicotra RDH E2-0500 (R)
Nicotra RDH E2-0500 (R)
£ 2,095.00
Nicotra RDH E2-0500 (R) This fan is on a 8 week lead time,...
Nicotra RDH E4-0225 (K)
Nicotra RDH E4-0225 (K)
£ 949.00
Nicotra RDH E4-0225 (K)...
Nicotra RDH E4-0250 (K)
Nicotra RDH E4-0250 (K)
£ 1,124.99
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 (K)
Nicotra RDH E4-0400 (K)
£ 1,929.99
Nicotra RDH E4-0400 (K) *** THIS PRODUCT CAN NOT BE RETURNED AS IT IS MADE TO ORDER ***...
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 RDH E6-0450 (K1)
Nicotra RDH E6-0450 (K1)
£ 2,450.00
Nicotra RDH E6-0450 (K1)...
Nicotra RER  11-0225
Nicotra RER 11-0225
£ 875.00
Nicotra RER 11-0225. - Lock formed casing, galvanised sheet steel - discharge flange - multi position feet - Deep groove ball bearings, maintenance free...
RD28S-4DW.4ER.2L
RD28S-4DW.4ER.2L
£ 4,074.99
RD28S-4DW.4ER.2L Double inlet centrifugal fan with spiral housing. Type: RD28S-4DW.4ER.2L...
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-4DW.4R.AL - (209880)
RD28S-4DW.4R.AL - (209880)
£ 1,895.00
RD28S-4DW.4R.AL - (209880) Double inlet centrifugal fan with spiral housing. Type: RD28S-4DW.4R.AL - (209880)...
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)
£ 1,456.92
RD31S-4DW.6Q.AL Double inlet centrifugal fan with spiral housing. Type: RD31S-4DW.6Q.AL ...
Displaying 25 to 48 (of 53 products)
1 x Speed Controller - REB62 x FU 15 16 Frequency Inverter1 x Rectangular Airbrick Adaptor1 x MPS Weather Housing1 x FU 15 40 Frequency Inverter1 x Elta Variable Speed Drive IP66 - 7.5KW1 x Elta Variable Speed Drive IP66 - 2.2KW1 x Elta Variable Speed Drive IP66 - 1.5KW1 x Frequency converter RUCK - FU 075 201 x Elta Variable Speed Drive IP66 - 4.0KW1 x Frequency converter FU 075 14 - IP661 x Elta Variable Speed Drive IP66 - 0.75KW1 x FU 22 25 Frequency Inverter1 x FU 075 52 Frequency Inverter (IP20)1 x FRQ5-4A V2 Inverter Speed Controller1 x FRQ-10A V2 Inverter Speed controller1 x FU 22 04 Frequency Inverter1 x Frequency converter RUCK - FU 075 211 x Helios - FIUK-11KW 24.0A - FREQUENCY INVERTER1 x FU 075 04 Frequency Inverter (IP20)1 x Elta 10 Amp Electronic single phase speed controller.1 x ELTA - Three Phase Transformer 10amps1 x ELTA - Three Phase Transformer 3amps1 x ATEX rated 3-phase Speed Control - R-DK4 KT (EX)1 x Elta Variable Speed Drive IP66 - 2.2KW (1ph to 3ph)1 x FRQ5-10A Inverter Speed controller1 x ELTA - Single Phase Transformer 2amps1 x NKS-D swirl diffuser v-300 x 300mm1 x Electronic extractor fan speed controller - FSC 1.51 x Circular Ceiling Diffuser - TST 1251 x Balance S Diffuser - NO RING - 125mm1 x Elta 2 Amp Electronic single phase speed controller.1 x Circular Ceiling Diffuser - TST 2001 x Curved Blade Grille 600x600 (2way blow)1 x EC6H - Reversible Group Fan Electronic Controller1 x Circular Ceiling Diffuser - TST 1001 x PCA Diffuser - PCA-3151 x Elta 3 Amp Electronic single phase speed controller.1 x EFSC-3N- Single Phase Speed Control1 x ELTA - Single Phase Transformer 16amps1 x ELTA - Single Phase Transformer 8amps1 x Circular Ceiling Diffuser - TST 1601 x Airvent ceiling fan controller1 x 5-Speed Controller for use with Elta SAX Classic Fans1 x Elta 3 Amp Electronic single phase speed controller with TK1 x JSR 200 Painted RAL50181 x Round ceiling diffuser 400mm1 x Round ceiling diffuser 300mm1 x Round ceiling diffuser 200mm1 x AIRVENT speed control - AIR4019611 x COM-31 x Balance S Diffuser - NO RING - 100mm1 x ELTA - Single Phase Transformer 12amps1 x Round ceiling diffuser 250mm1 x EFSC-6N- Single Phase Speed Control1 x Round ceiling diffuser 350mm1 x Elta 6 Amp Electronic single phase speed controller.1 x ELTA - Single Phase Transformer 10amps1 x Run On Timer - 5s - 4hrs - RT5A1 x Push Timer Switch - ZA41 x Helios ZNE Electronic Fan Overrun Timer1 x Multi Input Run On Timer - 0 - 20min - CFCU1 x 7 Day Programmable TIMECLOCK1 x CMT-2 200/80 1.1KW - Single inlet centrifugal fan direct driven1 x TTC-2000 Three phase electric heater controller1 x ACO8AC/EC AutoChangeover panel1 x KMBI 180 Connector rectangular/circular to install on the discharge of CMT1 x ACOAS/ AC/EC Auto Changeover 8Amp1 x Elta ACO Panel 149-ACO14E1 x CONTROL ECOWATT - Basic1 x EC-Vent control board1 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 6301 x EM30-24 Electro-Mechanical Control Panel1 x ACO 149-ACO1/EDV1 x Elta ACO Panel 149-ACO18B1 x Systemair Save Connect 2.0 Internet Module1 x Easy-fix termination kit - High Rise Ventilator - EFT1 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 5001 x U-EK plastic housing IP65 - for use with the U-EK230E Motor Protection1 x EC-Vent Room Unit1 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 3551 x Elta Wall Cowl SWC56/631 x Elta Louvre Shutter - 400mm1 x GRA-100 External Grill by S&P1 x Elta Wall Cowl SWC25/311 x Elta Wall Cowl SWC45/501 x Elta Wall Cowl SWC35/401 x Egg Crate Grille with G2 Dust panel filter 1 inch- 300x3001 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 7101 x Jet Cowl - 315mm
Reviews
Soler & Palau TCBB/4-450/H - IP65
Soler & Palau TCBB/4-450/H - IP65
£ 505.88

Delivered super promptly yesterday, next day. Only just fitt...