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🔧 Upgrade your airflow game with precision and style!
The Kair 150mm to 125mm Round Duct Reducer is a high-quality UK-manufactured ABS plastic adaptor designed to seamlessly connect 150mm and 125mm ducting systems. Compatible with both rigid and flexible ducts, it supports a wide range of ventilation applications including tumble dryers, extractor fans, hydroponics, and HVAC setups. Engineered for durability and optimal airflow, it withstands temperatures from -15°C to +60°C, making it a reliable choice for both DIY enthusiasts and professional tradespeople.








| Asin | B004X4SXBM |
| Best Sellers Rank | 3,490 in DIY & Tools (See Top 100 in DIY & Tools) 4 in Ducting |
| Brand | Kair |
| Colour | White |
| Connector Type | Coupling, Reducer |
| Country Of Origin | United Kingdom |
| Customer Reviews | 4.5 4.5 out of 5 stars (2,633) 4.5 out of 5 stars |
| Item Dimensions | 15.5 x 15.5 x 6 centimetres |
| Item Highlight | Fits over fittings (bends etc), For dryer vents and cooker hoods and extractor fans, Suitable for grow tents and hydroponics |
| Item Weight | 41 g |
| Manufacturer | Kair |
| Material | ABS Plastic |
| Number Of Packs | 1 |
| Number Of Pieces | 1 |
| Part Number | DUCVKC619 |
| Size | 150mm to 125mm |
| Thread Size | 150mm, 125mm |
| Thread Type | UN |
| Unit Count | 1.0 count |
User
Perfect item
Does the job
User
Perfect fit
Perfect fit my Black and Decker portable ac
User
Solid and Practical Ducting Adapter
This Kair ducting reducer does exactly what it is designed to do and fits well within a ventilation setup. The 100mm to 80mm reduction is accurate and makes it easy to connect different sized ducting or extract fans without hassle.The plastic feels reasonably sturdy and the fitting is tight enough to prevent air leaks once installed properly. It integrates well into existing ducting systems and provides a secure connection when clamped.Installation is straightforward and it slots into place without needing any modifications. For DIY ventilation projects, it is a simple and effective solution that saves time and effort.The only reason for four stars instead of five is that the plastic feels slightly lightweight, so care is needed during installation to avoid stressing the joints, but once fitted it performs well.Overall, a reliable ducting connector that does its job effectively and is good value for ventilation or extraction setups.
User
Perfect fit
Perfect - exactly right for the job!
User
Compact & accurate dimensions.
Compact accurate dimensions made installation easy.
User
Overpriced for what it is.
Not cheap for a piece of plastic.But does the job.
User
Hole reducer!
Fitted perfectly. Thank you.
User
As described
Sent back but my mistake
User
perfetto e funzionale
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
User
La disponibilité
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.😥
User
Riduttore come da aspettative
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.
User
Buono
Buono producto
User
Kann man nicht viel verkehrt machen
Ein passgenaues Spritzguss-Teil, recht bruchsicher, flexibel. So wie man das erwartet.
Trustpilot
1 week ago
3 weeks ago