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IL - Length 457mm (18in) - Ø 150 (24-150-12)

Discover the IL 457mm (18in) Length Gas Vent Pipe with a 150mm diameter from National Flues – a high quality, twin wall insulated solution designed for domestic gas appliances. Combining an aluminium liner with a protective zalutite exterior, this gas vent pipe is engineered for efficiency, safety, and durability. Read more...
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At a Glance

  • Premium twin wall insulated design for superior performance
  • Robust aluminium liner paired with a durable zalutite outer casing
  • Engineered for naturally aspirated domestic gas appliances with draught hood or diverter
  • Versatile installation – suitable for both internal and external use
  • Withstands flue gas temperatures up to 250°C for reliable operation

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

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

The IL 457mm (18in) Length Gas Vent Pipe with a 150mm diameter is a premium twin wall insulated pre-fabricated domestic gas vent, trusted by UK households for over 25 years. It boasts an aluminium liner encased in a durable zalutite outer shell, separated by a 6mm air gap. This superior construction ensures efficient venting for naturally aspirated gas-fired appliances equipped with a draught hood or diverter.

Fit for use under negative pressure and dry conditions, it can handle flue gas temperatures up to 250°C. Available in 100mm, 125mm, and 150mm diameters, this versatile product is suitable for both internal and external installations. Please note, it is not designed for condensing or positive pressure applications.

SKU: 24-150-12

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 NameIL - Length 457mm (18in) - Ø 150
Length457mm (18in)
Diameter150mm
Inner MaterialAluminium
Outer MaterialZalutite (coated steel)
FuelGas
Flue Gas TemperatureUp to 250°C
Air Gap6mm
Join MethodPush fit and twist lock
ApprovalsCE, BS EN 9001:2008
Warranty5-year conditional warranty
Installation of the IL gas vent pipe is straightforward, yet adhering to best practices is essential for safety and optimal performance. • Ensure the appliance you are venting is naturally aspirated and fitted with either a draught hood or diverter. • Follow building regulations and manufacturer guidelines when positioning the vent pipe; always maintain a minimum distance of 50mm from any combustible materials. • For best results, use a certified gas installer to carry out the installation. • Do not use the vent pipe for condensing or positive pressure applications. • Verify that the push fit and twist lock joints are securely engaged and properly aligned to prevent any leakage. Always consult the detailed installation manual provided and ensure that any local regulatory requirements are fulfilled.

The IL gas vent pipe is designed for naturally aspirated domestic gas-fired appliances with a draught hood or diverter.

Yes, the IL gas vent pipe is suitable for both internal and external applications.

The IL gas vent pipe can handle flue gas temperatures up to 250°C.

No, the IL gas vent pipe is not suitable for condensing and positive pressure applications.

The IL gas vent pipe is available in three diameters: 100mm, 125mm, and 150mm.

The IL gas vent pipe features an aluminium liner with a zalutite outer casing, separated by a 6mm air gap.

The IL gas vent pipe has been used in the UK for over 25 years, earning a reputation for quality and reliability.

 

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