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IL - 90° Tee - Ø 150 (24-150-31)

National Flues proudly presents the IL 90° Tee - Ø 150, a high-quality twin wall insulated gas vent system expertly designed for naturally aspirated domestic appliances. This reliable gas vent, constructed from premium aluminium and zalutite materials, delivers exceptional durability and performance. Read more...
Now only £99.99
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At a Glance

  • Trusted 25+ years in the UK
  • Robust twin wall insulation with a 6mm air gap
  • Constructed with an aluminium inner liner and zalutite coated outer case
  • Suitable for internal and external installations
  • Designed for naturally aspirated gas-fired appliances

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

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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.
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  • 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 90° Tee Ø 150 is a superior twin wall insulated pre-fabricated gas vent system that has earned trust across the UK for over 25 years. It's designed specifically for naturally aspirated domestic gas-fired appliances with a draught hood/diverter, where the chimney operates under negative pressure and dry conditions. This top-tier product accommodates flue gas temperatures up to 250°C, ensuring dependable performance.

Available in 100mm, 125mm, and 150mm diameters, each unit features an aluminium liner paired with a zalutite outer case, separated by a 6mm air gap. It's suitable for both internal and external installations but is not recommended for condensing or positive pressure applications. Invest in the IL 90° Tee Ø 150 for long-lasting and efficient gas venting solutions, supported by National Flues' reliable delivery and competitive pricing.

SKU: 24-150-31

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
SKU24-150-31
SystemIL
Inner MaterialAluminium
Outer MaterialZalutite (coated steel)
Temperature RatingUp to 250°C
DimensionsØ 150 (also available in 100mm and 125mm variants)
ApplicationNaturally aspirated gas-fired appliances with draught hoods
InsulationTwin wall with a 6mm air gap
Joint MethodPush fit and twist lock
Warranty5 year conditional warranty
Installation Guidance: • Suitable for both internal and external use. • A compatible tee cap is required to complete the installation, ensuring optimal performance. • Maintain a minimum clearance of 50mm (2 inches) from any combustible materials. • Not suitable for condensing or positive pressure applications. • Always adhere to the manufacturer's installation guidelines and safety advice during assembly.

The IL 90° Tee Ø 150 is used for venting naturally aspirated domestic gas-fired appliances, ensuring efficient flue gas management and safe operation.

This product is available in three sizes: 100mm, 125mm, and 150mm.

Yes, it is suitable for both internal and external applications. However, it's not suitable for condensing and positive pressure applications.

The IL 90° Tee Ø 150 features an aluminium liner and a zalutite outer case, separated by a 6mm air gap.

Yes, it can handle flue gas temperatures up to 250°C, ensuring reliable performance under prescribed conditions.

Yes, you will need a tee cap to complete the installation of the 90° tee.

This system has been used in the UK for over 25 years, establishing a robust reputation for quality and reliability.

 

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