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IL - Adjustable Length - 457mm (18in) - Ø 150 (24-150-16)

National Flues presents the IL Adjustable Length Chimney Flue - 457mm (18in) Ø 150, a top-tier gas vent system engineered for domestic gas appliances. This robust and flexible flue, known for its aluminium liner and zalutite casing, offers efficient and safe gas venting solutions. Read more...
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At a Glance

  • Robust twin wall construction with aluminium liner and zalutite outer case
  • Adjustable length (457mm/18in) designed for natural aspiration
  • Suitable for domestic gas-fired appliances with a draught hood or diverter
  • Available in multiple diameters (100mm, 125mm, and 150mm) for versatile installation
  • 6mm air gap for optimal insulation and safety
  • Proven performance for over 25 years in the UK

Please Note: All dimensions refer to the internal diameter of flues. If unsure, please call 01670 206999 to ensure you choose the correct products.

We Won't Be Beaten On Price

At National Flues, we continuously monitor competitor prices. This ensures that we consistently offer you the best deals on all our products. Here’s how we keep your costs low:

  • Daily Price Matching: Our team adjusts prices to ensure we stay competitive.
  • Bulk Purchasing Power: We sell a lot, so we can negotiate better rates with suppliers, passing the savings directly to you.
  • Operational Efficiency: We have streamlined processes to reduce overhead.

Price Match Guarantee: If you find the same product cheaper within 48 hours, we’ll match it and refund the difference.

Free Delivery Over £100: Orders over £100 are free delivery (call us if delivery is required outside the mainland UK).

“I saved 20% on my purchase compared to other retailers. Exceptional service!” – Jane D.

Have Questions?
Phone: 01670 206999
Email: sales@nationalflues.com

The IL Adjustable Length Chimney Flue - 457mm (18in) Ø 150 is a robust twin wall insulated pre-fabricated gas vent designed for naturally aspirated domestic gas-fired appliances, making it a perfect choice for various installations over the past 25 years in the UK. Crafted with an aluminium liner and a zalutite outer case, separated by a 6mm air gap, this flue excels in maintaining efficiency and safety. It is designed to function under negative pressure and dry conditions, ensuring the flue gas temperatures do not surpass 250°C.

Available in three diameter sizes (100mm, 125mm, and 150mm), this product is perfect for internal and external applications, providing flexibility and ease of installation. Not suitable for condensing and positive pressure applications, this gas vent is a dependable component for enhancing your heating system’s performance.

SKU: 24-150-16

Delivery Information* +

We work relentlessly to ensure you get your order fast. Estimated delivery for this product is Monday, November 17th. This is based on current lead times. Bear in mind that it is a busy time of year. If you need a product delivered by a specific time in the next 7 days, then please give us a call on 01670 206 999. Visit our Shipping Information page for more information.

About National Flues Ltd +

We began over 30 years ago as a fireplace shop in the North East. We now supply hundreds of trade professionals and thousands of retail customers, all across the UK, every month. We are still a family owned business, lead by the MD Neil, and always try our best to deliver the best possible experience. We also price match, so give us a call if you find this cheaper and want to buy from us. Visit our about us page to read a bit more.

Technical Specifications
Product TypeAdjustable Length Chimney Flue
Overall Length457mm (18in)
Outer DiameterØ 150
Inner MaterialAluminium
Outer MaterialZalutite (zinc and aluminium coated steel)
Air Gap6mm
Maximum Flue Gas Temperature250°C
ApplicationNatural aspiration for domestic gas-fired appliances
Suitable Diameters100mm, 125mm, 150mm
Warranty5 year conditional warranty
Joint MethodPush fit and twist lock
• Ensure the flue is installed in accordance with local building regulations and manufacturer guidelines. • Suitable for both internal and external applications, but not for condensing or positive pressure systems. • Verify that all connections are secure using the push fit and twist lock method, ensuring proper alignment with the appliance. • Maintain a clearance of at least 50mm (2 inches) from combustibles and follow appropriate safety measures. • Optional accessories, such as end caps and support brackets, are available to enhance installation stability; check our accessories section for further details.

It is used for venting naturally aspirated domestic gas-fired appliances with a draught hood or diverter, ensuring efficient and safe removal of flue gases.

Yes, this flue can be used for both internal and external applications, providing flexibility for various installation scenarios.

The flue is available in three diameter sizes: 100mm, 125mm, and 150mm.

No, this product is not suitable for condensing and positive pressure applications.

The maximum flue gas temperature for this product is 250°C.

The flue is constructed with an aluminium liner and a zalutite outer case, separated by a 6mm air gap.

The IL system has been used in the UK for over 25 years and is known for its quality and reliability.

 

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