Skip to content

Search for:
- - × ACM150T (Timer) - 150mm Diameter Spigots - ACM In-line Mixed Flow Fans - Vent Axia 1 × £269.99
  - × DEF-630 D - Wire Protection Guards Outlet - Soler & Palau 1 × £285.60
  - × STS 315 EX - Helios - Flanged Flexible Connector 1 × £107.50
  - × Quietflow Twin SQT150-1ECL - Elta - Centrifugal Twin Box Fan 1 × £1,566.63
  - × HQW 630/6 – Axial Plate Fan - 0.44 kw - 1 ph – Helios 1 × £657.14
  - × HRFD 450/8/4 - Helios - Cased Axial Fan - Low Pressure 1 × £619.78
  - × 144557 - ROTO K 1050 H ODJR - ROTO air handling units with rotary heat exchanger - Ruck 1 × £6,490.64
  - × MK 250/280 - Helios - Mounting Feet (2 PCS.) 1 × £41.68
  - × Louvre Shutter 064-0630-C 1 × £150.38
  - × VERSALINE VL250 - Elta - Centrifugal Inline Fan 1 × £154.00
  - × RAG 315 - Helios - Rain Repellent Grille 1 × £115.18
  - × BRIDA-710 - Matching Flange - Soler & Palau 1 × £122.85
  - × SKRW 400/4/70/40 - Acoustic Swing Out Centrifugal Fan 1Ph - Helios 1 × £1,432.73
  - × Quietflow SQSDCV100-1ECL - Elta - Centrifugal Box Fan 1 × £1,040.30
  - × G 160 - Helios - Fixed Grille 1 × £30.71
  - × Quick-Fit Reducer - 450mm Main Duct - Galvanised - Nordfab 1 × £48.37
  - × DIF 630 - Diffuser - Helios 1 × £438.78
  - × 112832- FV 200 - 200mm Filter Box - Ruck 1 × £62.40
  - × SILENT-200 CHZ-3C DESIGN - Utility Room and Bathroom Extract Fan - Soler & Palau 1 × £169.79
  - × VEKA INT 400/1.2 - L1 EKO - Air handling unit - Helios 1 × £2,097.08
  Subtotal: £15,901.53
  
  View basket Checkout

Basket
- × ACM150T (Timer) - 150mm Diameter Spigots - ACM In-line Mixed Flow Fans - Vent Axia 1 × £269.99
- × DEF-630 D - Wire Protection Guards Outlet - Soler & Palau 1 × £285.60
- × STS 315 EX - Helios - Flanged Flexible Connector 1 × £107.50
- × Quietflow Twin SQT150-1ECL - Elta - Centrifugal Twin Box Fan 1 × £1,566.63
- × HQW 630/6 – Axial Plate Fan - 0.44 kw - 1 ph – Helios 1 × £657.14
- × HRFD 450/8/4 - Helios - Cased Axial Fan - Low Pressure 1 × £619.78
- × 144557 - ROTO K 1050 H ODJR - ROTO air handling units with rotary heat exchanger - Ruck 1 × £6,490.64
- × MK 250/280 - Helios - Mounting Feet (2 PCS.) 1 × £41.68
- × Louvre Shutter 064-0630-C 1 × £150.38
- × VERSALINE VL250 - Elta - Centrifugal Inline Fan 1 × £154.00
- × RAG 315 - Helios - Rain Repellent Grille 1 × £115.18
- × BRIDA-710 - Matching Flange - Soler & Palau 1 × £122.85
- × SKRW 400/4/70/40 - Acoustic Swing Out Centrifugal Fan 1Ph - Helios 1 × £1,432.73
- × Quietflow SQSDCV100-1ECL - Elta - Centrifugal Box Fan 1 × £1,040.30
- × G 160 - Helios - Fixed Grille 1 × £30.71
- × Quick-Fit Reducer - 450mm Main Duct - Galvanised - Nordfab 1 × £48.37
- × DIF 630 - Diffuser - Helios 1 × £438.78
- × 112832- FV 200 - 200mm Filter Box - Ruck 1 × £62.40
- × SILENT-200 CHZ-3C DESIGN - Utility Room and Bathroom Extract Fan - Soler & Palau 1 × £169.79
- × VEKA INT 400/1.2 - L1 EKO - Air handling unit - Helios 1 × £2,097.08
Subtotal: £15,901.53

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 – 250mm Diameter

£9.98 ex. VAT

Reducer - 250mm Diameter quantity

SKU: 191dd933a928 Category: Roof Support Systems Tag: 250mm

Description

Reducer – 250mm Diameter

This reducers largest size is 250mm.

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 *