--- product_id: 129855180 title: "Kair Elbow Bend Adaptor 220mm x 90mm to 150mm - 6 inch Rectangular to Round 90 Degree Bend Adapter for Converting to Different Size Plastic Ducting Systems" brand: "kair" price: "2177612₫" currency: VND in_stock: true reviews_count: 13 category: "Kair" url: https://www.desertcart.vn/products/129855180-kair-elbow-bend-adaptor-220mm-x-90mm-to-150mm-6 store_origin: VN region: Vietnam --- # 150mm round spigot connection 220mm x 90mm rectangular fit 90° elbow bend for tight spaces Kair Elbow Bend Adaptor 220mm x 90mm to 150mm - 6 inch Rectangular to Round 90 Degree Bend Adapter for Converting to Different Size Plastic Ducting Systems **Brand:** kair **Price:** 2177612₫ **Availability:** ✅ In Stock ## Summary > ↪️ Upgrade your airflow game with the ultimate ducting adaptor! 🚀 ## Quick Answers - **What is this?** Kair Elbow Bend Adaptor 220mm x 90mm to 150mm - 6 inch Rectangular to Round 90 Degree Bend Adapter for Converting to Different Size Plastic Ducting Systems by kair - **How much does it cost?** 2177612₫ with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.vn](https://www.desertcart.vn/products/129855180-kair-elbow-bend-adaptor-220mm-x-90mm-to-150mm-6) ## 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 - • **Built to Last:** Crafted from premium UK-made polystyrene/polypropylene, engineered for durability and temperature resilience (-15°C to +60°C). - • **Push-Fit Installation:** Quick, tool-free assembly with durable push-fit design—perfect for both DIY pros and trade experts. - • **Space-Savvy 90° Bend:** Designed to fit snugly in ceiling voids and tight spots, maximizing your installation options without compromise. - • **Seamless Size Conversion:** Effortlessly switch between 220x90mm rectangular and 150mm round ducting systems for ultimate versatility. - • **Optimized Airflow Performance:** Independently tested to ensure minimal pressure drop, keeping your ventilation efficient and compliant with Part F Building Regulations. ## Overview The Kair Elbow Bend Adaptor converts 220mm x 90mm rectangular ducting to 150mm round ducting with a space-saving 90° bend. Made in the UK from high-quality plastics, it offers easy push-fit installation, durability across a wide temperature range, and optimized airflow performance tested by BSRIA/BRE. Ideal for bathroom, kitchen, HVAC, and whole-house ventilation systems, it ensures compliance with building regulations while fitting seamlessly into tight spaces. ## Description Kair Elbow Bend Adaptor 220mm x 90mm to 150mm - 6 inch Rectangular to Round 90 Degree Bend Adapter RECTANGULAR 220mm x 90mm The flat end is a female spigot and fits over 220mm x 90mm Rectangular Duct Pipe Part: DUCVKC5704 or flexible hose 220mm x 90mm DUCR3M/220/90. ROUND 150mm / 6 inch Circular end is a 150mm round male spigot that that fits inside 150mm round duct pipe Part: DUCVKC670 or or flexible hose Part: DUCP0092/152/35. Allows you to convert between round and rectangular ducting systems.Made in the UK using high-quality Polystyrene/Polypropylene plastic.Max / Min Temperature: +60c / -15c.Easy to install and durable, just push-fit duct and fittings together. For permanent fixings, seal joints with silicone sealant or tape.Airflow performance independently tested by BSRIA or BRE.Suitable to use in compliance with Part F Building Regulations.Static pressure drop in pascals (Pa): 60 l/s = 10.6 Pa 120 l/s = 41.8 Pa 180 l/s = 94.1 PaPerfectly suited for ducting your Bathroom or Kitchen extractor fan, hydroponics, in-line extract Fans, tumble dryer, or cooker hood. Designed to be low profile to fit inside ceilings, floor slabs, or to be concealed above kitchen wall units. This item 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 ventilation, air conditioning, HVAC, and Heat Recovery systems. Kair plastic rigid ducting is perfect for DIY and Trade use and provides superior airflow performance and durability versus flexible duct. Review: Good product but not left in safe place - Perfect for what i need, arrived in good condition but driver left it unsafe on my door step without any notice for every passer by to see and steal if they wanted to. I only noticed it was on my door step by chance. Otherwise good product Review: Well fitting quality items. - Very well made and snug fitting items with very quick delivery. ## Features - RECTANGULAR END: 220mm x 90mm Fits over rectangular duct pipe. - ROUND END: 150mm (6 inch) Fits inside round duct pipe or flexible hose. - Allows you to convert between 150mm round and 220mm x 90mm rectangular ducting systems. - 90 Degree elbow bend adaptors allows you to run duct inside ceiling voids or other areas where space is restricted. - Compatible with Kair plastic ducting range of fittings, outlets, and grilles. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B07GC7FNPQ | | Batteries Required? | No | | Batteries included? | No | | Best Sellers Rank | 13,245 in DIY & Tools ( See Top 100 in DIY & Tools ) 28 in Ducting | | Customer Reviews | 4.5 4.5 out of 5 stars (660) | | Date First Available | 10 Aug. 2018 | | Item Package Quantity | 1 | | Item Weight | 370 g | | Manufacturer | Kair | | Manufacturer reference | DUCVKC5726 | | Part Number | DUCVKC5726 | | Product Dimensions | 23.7 x 22.5 x 9.5 cm; 370 g | | Size | 220mm x 90mm to 150mm | ## Images ![Kair Elbow Bend Adaptor 220mm x 90mm to 150mm - 6 inch Rectangular to Round 90 Degree Bend Adapter for Converting to Different Size Plastic Ducting Systems - Image 1](https://m.media-amazon.com/images/I/51QCwUEysAL.jpg) ## Available Options This product comes in different **Size** options. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Good product but not left in safe place *by K***G on 1 February 2026* Perfect for what i need, arrived in good condition but driver left it unsafe on my door step without any notice for every passer by to see and steal if they wanted to. I only noticed it was on my door step by chance. Otherwise good product ### ⭐⭐⭐⭐⭐ Well fitting quality items. *by M***N on 23 December 2025* Very well made and snug fitting items with very quick delivery. ### ⭐⭐⭐⭐ Did the job *by S***Y on 27 August 2021* Used as part of a tricky static installation of an aircon. It did the job, although 'the job' involved a lot of ingenuity, foamed neoprene sheet, neoprene glue and ingenuity. ## Frequently Bought Together - Kair Elbow Bend Adaptor 220mm x 90mm to 150mm - 6 inch Rectangular to Round 90 Degree Bend Adapter for Converting to Different Size Plastic Ducting Systems - Kair Rectangular Flat Ducting 220mm x 90mm - 1 Metre Length Flat Channel Pipe - Kair 90 Degree Vertical Elbow Bend 220mm x 90mm - 9 x 4 inch Rectangular Plastic Ducting Adaptor --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.vn/products/129855180-kair-elbow-bend-adaptor-220mm-x-90mm-to-150mm-6](https://www.desertcart.vn/products/129855180-kair-elbow-bend-adaptor-220mm-x-90mm-to-150mm-6) --- *Product available on Desertcart Vietnam* *Store origin: VN* *Last updated: 2026-05-18*