Skip to content

Search for:
- - × 157218 - MPC 315 D2 T40 - Box fan motor outside airflow - Ruck 1 × £763.36
  - × KABT/4 3000/315 (0.25KW 230/400V) - Soler And Palau - Three Phase 4 Pole - Acoustic Centrifugal Kitchen Extract Fan 1 × £1,160.93
  - × 068-0500-1DENP - 500mm - Flanged Silencer - Elta 1 × £166.00
  - × BAE 160 - Helios - Fire Protection Shutter 1 × £108.60
  - × TSD 1.5 - Helios - Transformer Controller 1 × £287.40
  - × RVM 250 - Helios - Back Draught Shutter 1 × £534.22
  - × Quick-Fit Reducer - 315mm Main Duct - Galvanised - Nordfab 1 × £42.19
  - × 162906 - MPC 355 D4 F4 T40 - Smoke extractor box fan with motor outside the air stream - Ruck 1 × £1,081.60
  - × GBW EC 315 A T120 - Giga box centrifugal EC fan - 1 PH - Helios 1 × £1,769.54
  - × PER-560W - Grey Plastic Louvre Shutter - Soler & Palau 1 × £160.65
  - × 078C-0500-C - 500mm - Impeller Side Guard - Elta 1 × £43.75
  - × SVS 160 K - Helios - SlimVent - Slim Centrifugal Fan Box - Sound Insulated 1 × £319.22
  Subtotal: £6,437.46
  
  View basket Checkout

Basket
- × 157218 - MPC 315 D2 T40 - Box fan motor outside airflow - Ruck 1 × £763.36
- × KABT/4 3000/315 (0.25KW 230/400V) - Soler And Palau - Three Phase 4 Pole - Acoustic Centrifugal Kitchen Extract Fan 1 × £1,160.93
- × 068-0500-1DENP - 500mm - Flanged Silencer - Elta 1 × £166.00
- × BAE 160 - Helios - Fire Protection Shutter 1 × £108.60
- × TSD 1.5 - Helios - Transformer Controller 1 × £287.40
- × RVM 250 - Helios - Back Draught Shutter 1 × £534.22
- × Quick-Fit Reducer - 315mm Main Duct - Galvanised - Nordfab 1 × £42.19
- × 162906 - MPC 355 D4 F4 T40 - Smoke extractor box fan with motor outside the air stream - Ruck 1 × £1,081.60
- × GBW EC 315 A T120 - Giga box centrifugal EC fan - 1 PH - Helios 1 × £1,769.54
- × PER-560W - Grey Plastic Louvre Shutter - Soler & Palau 1 × £160.65
- × 078C-0500-C - 500mm - Impeller Side Guard - Elta 1 × £43.75
- × SVS 160 K - Helios - SlimVent - Slim Centrifugal Fan Box - Sound Insulated 1 × £319.22
Subtotal: £6,437.46

View basket Checkout

Home
Domestic Fans
Commercial Fans
Controllers & Accessories
Controllers & Accessories Cont.
Clearance Fans & Fan Accessories
Contact Us
Support
- Useful Info
- Credit Account Application

Home / Roof Support Systems

Awaiting product image

Reducer – 450mm Diameter

SKU: 1af544f52d7c Category: Roof Support Systems Tag: 450mm

Description

Reducer – 450mm Diameter

This reducers largest size is 450mm.

Please select the smaller size.

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

© Ventilation Experts 2025. 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

Search for:
Home
Domestic Fans
Commercial Fans
Controllers & Accessories
Controllers & Accessories Cont.
Clearance Fans & Fan Accessories
Contact Us
Support
- Useful Info
- Credit Account Application
Login

Login

Username or email address *

Password *

Remember me

Lost your password?

Register

Email address *

Password *