Skip to content
Ventilation ExpertsVentilation Experts
    • No products in the basket.

  • Basket

    No products in the basket.

  • Home
  • Domestic Fans
    • Bathroom / Kitchen Extractor Fans
    • Centrifugal Inline Fans
      • Heat Recovery & Wholehouse Units
    • Fan Inserts
    • Mixed Flow Inline Fans
    • Utility Room Fans
    • Window & Wall fans
  • Commercial Fans
    • Box Fans
    • Bifurcated Axial Flow Fans
    • Cased Axial Fans
    • Gigabox Centrifugal Fans
    • Heater Batteries
    • Medium Pressure Fans
    • Plate Axial Fans
    • Roof Mounted Fans
    • Rectangular Duct Fans
    • Twin Fans
  • Controllers & Accessories
    • Ancillary Kits
    • Anti Vibrations Mounts
    • Backdraft Shutters & Dampers
    • Controllers
    • Fan Guards
    • Filter Boxes & Media
  • Controllers & Accessories Cont.
    • Flanges
    • Flexible Connectors
    • Louvre Shutters
    • Mounting Feet
    • Other Accessories
    • Roof Fan Accessories
    • Silencers
    • Valves, Grilles & Louvres
  • Clearance Fans & Fan Accessories
  • Contact Us
  • Support
    • Useful Info
    • Credit Account Application

400mm

Home / Products tagged “400mm” / Page 3
Filter

Showing 73–108 of 255 results

Sort by
Product Tags
Fan Phase
Product categories
Brand
On sale
140165 - MPC 400 EC T21 -  Box fan MPC with EC motor outside air stream - Ruck
Quick View

Box Fans

140165 – MPC 400 EC T21 – Box fan MPC with EC motor outside air stream – Ruck

£1,830.19 ex. VAT
Add to Basket
164803 - MPC 400 D6 T40 - Frequency driven catering box fan with motor outside air stream - Ruck
Quick View

Box Fans

164803 – MPC 400 D6 T40 – Frequency driven catering box fan with motor outside air stream – Ruck

£1,166.26 ex. VAT
Add to Basket
157231 - MPC 400 D4 T40 - Frequency-driven box fan with motor outside air stream - Ruck
Quick View

Box Fans

157231 – MPC 400 D4 T40 – Frequency-driven box fan with motor outside air stream – Ruck

£1,001.36 ex. VAT
Add to Basket
136887 - MPC 400 E4 T21 - Box fan MPC with motor outside air stream - Ruck
Quick View

Box Fans

136887 – MPC 400 E4 T21 – Box fan MPC with motor outside air stream – Ruck

£941.30 ex. VAT
Add to Basket
157956 - MPC 400 EC 40 - Box fan MPC with EC motor - Ruck
Quick View

Box Fans

157956 – MPC 400 EC 40 – Box fan MPC with EC motor – Ruck

£1,247.06 ex. VAT
Add to Basket
164802 - MPC 400 D6 40 - Box fan with frequency driven AC motor - Ruck
Quick View

Box Fans

164802 – MPC 400 D6 40 – Box fan with frequency driven AC motor – Ruck

£1,045.04 ex. VAT
Add to Basket
157198 - MPC 400 D4 40 - Box fan with frequency driven AC motor - Ruck
Quick View

Box Fans

157198 – MPC 400 D4 40 – Box fan with frequency driven AC motor – Ruck

£891.07 ex. VAT
Add to Basket
138007 - MPC 400 E4 21 - Box fan - Ruck
Quick View

Box Fans

138007 – MPC 400 E4 21 – Box fan – Ruck

£895.44 ex. VAT
Add to Basket
131813 - ISOR 400 EC 20 - Insulated box fan - Ruck
Quick View

Box Fans

131813 – ISOR 400 EC 20 – Insulated box fan – Ruck

£910.73 ex. VAT
Add to Basket
139979 - EM DUO 400 EC 01 -  Efficient diagonal fan - Ruck
Quick View

Box Fans

139979 – EM DUO 400 EC 01 – Efficient diagonal fan – Ruck

£3,220.31 ex. VAT
Add to Basket
133668 - EM 400 EC 01 - 400mm Inline Tube Fan - Ruck
Quick View

Mixed Flow Inline Fans

133668 – EM 400 EC 01 – 400mm Inline Tube Fan – Ruck

£1,094.18 ex. VAT
Add to Basket
SSQU3/4-3HT - Slim Qube Centrifugal Box Fan - Elta
Quick View

Box Fans

SSQU3/4-3HT – Slim Qube Centrifugal Box Fan – Elta

£1,747.91 ex. VAT
Add to Basket
SQU22/4-3HTS - Qube Centrifugal Box Fan - Elta
Quick View

Box Fans

SQU22/4-3HTS – Qube Centrifugal Box Fan – Elta

£1,537.79 ex. VAT
Add to Basket
SSQU22/4-3HT - Slim Qube Centrifugal Box Fan - Elta
Quick View

Box Fans

SSQU22/4-3HT – Slim Qube Centrifugal Box Fan – Elta

£1,562.51 ex. VAT
Add to Basket
SQSDCV400-1ECL - Quietflow Centrifugal Box Fan - Elta
Quick View

Centrifugal Inline Fans

SQSDCV400-1ECL – Quietflow Centrifugal Box Fan – Elta

£2,450.37 ex. VAT
Add to Basket
SCP400-1EC - Plate Mounted Axial Flow Fan - Elta
Quick View

Cased Axial Fans

SCP400-1EC – Plate Mounted Axial Flow Fan – Elta

£574.00 ex. VAT
Add to Basket
SCP400/4-1AC - Plate Mounted Axial Flow Fan - Elta
Quick View

Cased Axial Fans

SCP400/4-1AC – Plate Mounted Axial Flow Fan – Elta

£340.00 ex. VAT
Add to Basket
HQD 400/6 EX  – Low pressure axial plate fan - 3 ph - Helios
Quick View

Plate Axial Fans

HQD 400/6 EX – Low pressure axial plate fan – 3 ph – Helios

£857.21 ex. VAT
Add to Basket
WDS 355/400 - Soaker Sheet - Helios
Quick View

Roof Fan Accessories

WDS 355/400 – Soaker Sheet – Helios

£941.02 ex. VAT
Add to Basket
VDW EC 400 - Vertical roof fan - 1 ph - Helios
Quick View

Roof Mounted Fans

VDW EC 400 – Vertical roof fan – 1 ph – Helios

£1,770.64 ex. VAT
Add to Basket
VDD EC 400 - Mixed flow roof fan - 3 ph - Helios
Quick View

Roof Mounted Fans

VDD EC 400 – Mixed flow roof fan – 3 ph – Helios

£1,680.47 ex. VAT
Add to Basket
VDD 400/4 T120 - Mixed flow roof fan - 3 ph - Helios
Quick View

Roof Mounted Fans

VDD 400/4 T120 – Mixed flow roof fan – 3 ph – Helios

£1,788.68 ex. VAT
Add to Basket
VDD 400/6 T120 - Mixed flow roof fan - 3 ph - Helios
Quick View

Roof Mounted Fans

VDD 400/6 T120 – Mixed flow roof fan – 3 ph – Helios

£1,934.02 ex. VAT
Add to Basket
SKRW 400/4/70/40 - Acoustic Swing Out Centrifugal Fan 1Ph - Helios
Quick View

Centrifugal Inline Fans

SKRW 400/4/70/40 – Acoustic Swing Out Centrifugal Fan 1Ph – Helios

£1,475.71 ex. VAT
Add to Basket
RVMD 400/24V - Motorised duct shutter - Helios
Quick View

Backdraft Shutters & Dampers

RVMD 400/24V – Motorised duct shutter – Helios

£329.94 ex. VAT
Add to Basket
RVMD 400/230V - Motorised duct shutter - Helios
Quick View

Backdraft Shutters & Dampers

RVMD 400/230V – Motorised duct shutter – Helios

£329.94 ex. VAT
Add to Basket
RDD EC 400 - Centrifugal roof fan - Horizontal discharge - Helios
Quick View

Roof Mounted Fans

RDD EC 400 – Centrifugal roof fan – Horizontal discharge – Helios

£1,641.21 ex. VAT
Add to Basket
HDH 400 - Roof ventilation cowl - Helios
Quick View

Roof Fan Accessories

HDH 400 – Roof ventilation cowl – Helios

£568.64 ex. VAT
Add to Basket
GB-WSG 400/450/500 - Giga box rain repellent grille - Helios
Quick View

Other Accessories

GB-WSG 400/450/500 – Giga box rain repellent grille – Helios

£214.30 ex. VAT
Add to Basket
GB-WSD 400/450/500 - Cover hood - Helios
Quick View

Other Accessories

GB-WSD 400/450/500 – Cover hood – Helios

£70.02 ex. VAT
Add to Basket
GB - WK 400/450/500/560/630 - Wall bracket - Helios
Quick View

Other Accessories

GB – WK 400/450/500/560/630 – Wall bracket – Helios

£136.00 ex. VAT
Add to Basket
GB-KW 400/450/500 - Drain pan - Helios
Quick View

Other Accessories

GB-KW 400/450/500 – Drain pan – Helios

£120.94 ex. VAT
Add to Basket
FF 400 - Flat flange ring - Helios
Quick View

Flanges

FF 400 – Flat flange ring – Helios

£48.80 ex. VAT
Add to Basket
ELF 400 - Replacement filter mats (5PCS) - Helios
Quick View

Filter Boxes & Media

ELF 400 – Replacement filter mats (5PCS) – Helios

£55.17 ex. VAT
Add to Basket
EHR-R 9/400 TR - Electric heater with temperature control - Helios
Quick View

Heater Batteries

EHR-R 9/400 TR – Electric heater with temperature control – Helios

£1,281.57 ex. VAT
Add to Basket
EHR-R 9/400 - Electric heater - Helios
Quick View

Heater Batteries

EHR-R 9/400 – Electric heater – Helios

£529.39 ex. VAT
Add to Basket
  • 1
  • 2
  • 3
  • 4
  • 5
  • 6
  • 7
  • 8

Ventilation Experts is the online shop powered by L&B Ventilation Supplies Ltd. We are an independent distributor and stockist to the Heating, Ventilation & Air conditioning (HVAC) industry. 

Popular Products
  • Bathroom / Kitchen Extractor Fans
  • Utility Room Fans
  • Window & Wall fans
  • Plate Axial Fans
  • Cased Axial Fans
  • Bifurcated Axial Flow Fans
  • Box Fans
Customer Services
  • Contact Us
  • Delivery
  • Returns Policy
  • About us
  • Terms & Conditions
  • Cookie Policy
Come and see us

Norwich Branch:

4 Albertine Close,

Sweet Briar Industrial Estate,

Norwich NR3 2FA

 

Chelmsford Branch:

Unit 3 Grafton Place,

Dukes Park Ind Est,

Chelmsford, CM2 6TG

 

Monday to Friday 6:00am – 5:00pm

 

Follow us

 
bg_image
© Ventilation Experts 2026. Ventilation Experts is a trading name of L&B Ventilation Supplies Ltd. Online prices are for a limited time only, and subject to change see our full Terms & Conditions. Registered in England and Wales No. 10679544. Unit 4 Albertine Close, Sweet Briar Industrial Estate, Norwich, Norfolk, NR3 2FA. Website by JMJ Digital
  • Home
  • Domestic Fans
    • Bathroom / Kitchen Extractor Fans
    • Centrifugal Inline Fans
      • Heat Recovery & Wholehouse Units
    • Fan Inserts
    • Mixed Flow Inline Fans
    • Utility Room Fans
    • Window & Wall fans
  • Commercial Fans
    • Box Fans
    • Bifurcated Axial Flow Fans
    • Cased Axial Fans
    • Gigabox Centrifugal Fans
    • Heater Batteries
    • Medium Pressure Fans
    • Plate Axial Fans
    • Roof Mounted Fans
    • Rectangular Duct Fans
    • Twin Fans
  • Controllers & Accessories
    • Ancillary Kits
    • Anti Vibrations Mounts
    • Backdraft Shutters & Dampers
    • Controllers
    • Fan Guards
    • Filter Boxes & Media
  • Controllers & Accessories Cont.
    • Flanges
    • Flexible Connectors
    • Louvre Shutters
    • Mounting Feet
    • Other Accessories
    • Roof Fan Accessories
    • Silencers
    • Valves, Grilles & Louvres
  • Clearance Fans & Fan Accessories
  • Contact Us
  • Support
    • Useful Info
    • Credit Account Application
  • Login

Login

Lost your password?

Register