---
product_id: 412908604
title: "Kair Ducting Reducer 150mm to 125mm - 6 to 5 inch Duct Pipe Reduction Connector for Extract Fans and Ventilation Units"
brand: "kair"
price: "€ 34.89"
currency: EUR
in_stock: true
reviews_count: 5
category: "Kair"
url: https://www.desertcart.ie/products/412908604-kair-ducting-reducer-150mm-to-125mm-6-to-5-inch
store_origin: IE
region: Ireland
---

# 150mm to 125mm precision fit Universal compatibility with Kair SYS-125 & SYS-150 Temperature range -15°C to +60°C Kair Ducting Reducer 150mm to 125mm - 6 to 5 inch Duct Pipe Reduction Connector for Extract Fans and Ventilation Units

**Brand:** kair
**Price:** € 34.89
**Availability:** ✅ In Stock

## Summary

> 🔄 Upgrade your airflow game with the ultimate ducting reducer!

## Quick Answers

- **What is this?** Kair Ducting Reducer 150mm to 125mm - 6 to 5 inch Duct Pipe Reduction Connector for Extract Fans and Ventilation Units by kair
- **How much does it cost?** € 34.89 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ie](https://www.desertcart.ie/products/412908604-kair-ducting-reducer-150mm-to-125mm-6-to-5-inch)

## Best For

- kair enthusiasts

## Why This Product

- Trusted kair brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Temperature Resilient:** Operates reliably from -15°C to +60°C, perfect for both domestic and professional use.
- • **Durable ABS Construction:** Lightweight yet robust plastic ensures long-lasting performance in varied environments.
- • **Seamless Size Transition:** Effortlessly adapts 6-inch ducting to 5-inch systems without extra connectors.
- • **Plug & Play Compatibility:** Works flawlessly with Kair’s extensive ducting range for quick, hassle-free installation.
- • **Versatile Ventilation Solution:** Ideal for tumble dryers, extractor fans, hydroponics, and HVAC setups—future-proof your airflow.

## Overview

The Kair Ducting Reducer converts 150mm (6 inch) ducting to 125mm (5 inch) with precision-fit ABS plastic construction. Compatible with Kair’s SYS-125 & SYS-150 ducting systems, it supports a wide temperature range (-15°C to +60°C) and is perfect for ventilation applications including extractor fans, tumble dryers, and HVAC systems. Lightweight and easy to install, it solves common ducting size challenges with professional-grade reliability.

## Description

Kair Ducting Reducer 150mm to 125mm - 6 to 5 inch 150mm / 6 inch Side 150mm female spigot (the same diameter as rigid 150mm ducting pipe). Male fittings such as connectors, bends, and grilles will fit straight in to the socket. If you wish to connect this to Kair 150mm Straight Pipe Part: DUCVKC650 you will require a male connector / coupling Part: DUCVKC365. Kair 152mm Flexible Hose Part: DUCP0092/152/35 will fit over the socket and requires tape or either a metal hose clip or a quick release worm drive clip to seal. 125mm / 5 inch Side 125mm ducting end is male and will fit inside Kair 125mm straight ducting Part: DUCVKC267 without the need for a connector. Suitable for use with domestic ventilation systems. Can be used with rigid plastic ducting systems - seal with mastic or tape Can be used with flexible ducting systems with use of metal hose clips Max / Min Temperature: +60c / -15c. Kair plastic rigid ducting is perfect for DIY and trade use. Perfectly suited for ducting your Tumble Dryer, Bathroom or Kitchen extractor fan, Hydroponics, In-Line Extract Fans, or Cooker Hood. This reducer can be used as a part of a long ductwork run for a variety of purposes including whole house ventilation, passive stack vent, positive input, air conditioning, HVAC, and Heat Recovery Systems.

Review: il riduttore è un pezzo molto semplice ma trovarlo in giro diventa complicato i negozi non lo tengono e tanto meno le ferramente, qui è diventato tutto semplice e si adatta perfettamente ai tubi da ridurre
Review: On avait pas ce produit en quincaillerie. J avais acheté une hotte et oh non!! Les normes ont changées. La solution était de repercer un mur de 1.5 m en briques ( des heures de travail😣) au dernier moment j ai penser à desertcart et 8.00€ et 1 jour plus tard ma hotte est poser et en état de fonctionnement.😥

## Features

- Adaptor to convert between 150mm and 125mm ducting - 6 to 5 inch.
- On one side there is a 150mm (6 inch) female spigot. Will fit over male fittings (bends etc). Requires additional 150mm connector to connect round 150mm pipe.
- On the other side there is a 125mm (5 inch) male spigot. Will fit into 125mm straight ducting or 127mm flexible ducting.
- Compatible with 125mm and 150mm ducting systems including the extensive Kair SYS-125 & SYS-150 range of fittings, outlets, and grilles.
- Perfectly suited for ducting your Tumble Dryer, Bathroom or Kitchen extractor fan, Hydroponics, In-Line Fans, or Cooker Hoods and other ventilation applications.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B004X4SXBM |
| ASIN  | B004X4SXBM |
| Batteries Included? | No |
| Batteries Required? | No |
| Best Sellers Rank | #60,886 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #74 in Heating & Cooling Ducting Products |
| Color | White |
| Customer Reviews | 4.5 4.5 out of 5 stars (2,509) |
| Customer reviews | 4.5 4.5 out of 5 stars (2,509) |
| Date First Available | 12 January 2016 |
| Date First Available  | 12 January 2016 |
| Is Discontinued By Manufacturer  | No |
| Item Weight | 40.8 g |
| Manufacturer | Kair |
| Manufacturer  | Kair |
| Manufacturer reference | DUCVKC619 |
| Manufacturer reference  | DUCVKC619 |
| Material | ABS Plastic |
| Number Of Pieces | 1 |
| Part number | DUCVKC619 |
| Product Dimensions | 15.49 x 15.49 x 5.99 cm; 40.82 g |
| Product Dimensions  | 15.49 x 15.49 x 5.99 cm; 40.82 g |
| Size | 150mm to 125mm (6 to 5 inch) |

## Product Details

- **Brand:** Kair
- **Colour:** White
- **Item dimensions L x W x H:** 15.5 x 15.5 x 6 centimeters
- **Material:** ABS Plastic
- **Size:** 150mm to 125mm (6 to 5 inch)

## Images

![Kair Ducting Reducer 150mm to 125mm - 6 to 5 inch Duct Pipe Reduction Connector for Extract Fans and Ventilation Units - Image 1](https://m.media-amazon.com/images/I/417xz6wvZyL.jpg)
![Kair Ducting Reducer 150mm to 125mm - 6 to 5 inch Duct Pipe Reduction Connector for Extract Fans and Ventilation Units - Image 2](https://m.media-amazon.com/images/I/51RugVmfzFL.jpg)
![Kair Ducting Reducer 150mm to 125mm - 6 to 5 inch Duct Pipe Reduction Connector for Extract Fans and Ventilation Units - Image 3](https://m.media-amazon.com/images/I/51fDNXbE8lL.jpg)
![Kair Ducting Reducer 150mm to 125mm - 6 to 5 inch Duct Pipe Reduction Connector for Extract Fans and Ventilation Units - Image 4](https://m.media-amazon.com/images/I/61L8yZwVyxL.jpg)
![Kair Ducting Reducer 150mm to 125mm - 6 to 5 inch Duct Pipe Reduction Connector for Extract Fans and Ventilation Units - Image 5](https://m.media-amazon.com/images/I/71ImahiDgNL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Review
*by B***O on 10 May 2016*

il riduttore è un pezzo molto semplice ma trovarlo in giro diventa complicato i negozi non lo tengono e tanto meno le ferramente, qui è diventato tutto semplice e si adatta perfettamente ai tubi da ridurre

### ⭐⭐⭐⭐⭐ Review
*by D***A on 12 June 2018*

On avait pas ce produit en quincaillerie. J avais acheté une hotte et oh non!! Les normes ont changées. La solution était de repercer un mur de 1.5 m en briques ( des heures de travail😣) au dernier moment j ai penser à Amazon et 8.00€ et 1 jour plus tard ma hotte est poser et en état de fonctionnement.😥

### ⭐⭐⭐⭐⭐ Review
*by F***I on 16 February 2018*

Il pezzo è perfettamente in accordo alla descrizione e rispetta le aspettative. Buona sia manifattura che i materiali utilizzati. Lato 125mm il componente ha la dimensione del tubo, quindi per una eventuale connessione ad un tubo occorre prevedere un raccordo.

## Frequently Bought Together

- Kair Ducting Reducer 150mm to 125mm - 6 to 5 inch Duct Pipe Reduction Connector for Extract Fans and Ventilation Units
- Kair PVC Flexible Hose 125mm - 5 inch Universal Tumble Drier, Cooker Hood, Extractor Fan, Air Conditioner Hose - 3 Metre Length
- 125mm Pack of 2 Adjustable 120-140mm Stainless Steel Pipe Clamp Secure Hose Clip Inline Duct Extractor Fan Cooker Hood

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*Product available on Desertcart Ireland*
*Store origin: IE*
*Last updated: 2026-02-02*