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IL - Length 305mm (12in) - Ø 125 (24-125-13)

Discover the IL Gas Vent Pipe by National Flues – a state-of-the-art, twin wall insulated vent solution designed for naturally aspirated domestic gas appliances. This premium product, known for its robust aluminium liner and corrosion-resistant Zalutite exterior, ensures efficient and safe venting. Read more...
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At a Glance

  • High-quality twin wall insulated construction
  • Designed for naturally aspirated domestic gas appliances
  • Robust aluminium liner paired with a corrosion-resistant Zalutite outer casing
  • Features a 6mm air gap for optimum heat management
  • Versatile for both internal and external installations

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.
  • Bulk Purchasing Power: We sell a lot, so we can negotiate better rates with suppliers, passing the savings directly to you.
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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.

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 305mm (12in) Length Gas Vent Pipe - Ø 125 is a high-quality twin wall insulated pre-fabricated vent, designed specifically for naturally aspirated domestic gas-fired appliances. With over two decades of trusted performance in the UK, this gas vent ensures exceptional reliability and durability. Featuring an aluminium liner and a zalutite outer case separated by a 6mm air gap, it maintains efficiency and safety under negative pressure and dry conditions where flue gas temperatures won't exceed 250°C.

Available in various diameter sizes (100mm, 125mm, and 150mm), this vent pipe is versatile for both internal and external installations but is not suited for condensing or positive pressure applications.

SKU: 24-125-13

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
ModelIL - Length 305mm (12in) - Ø 125
SKU24-125-13
Length305mm fixed length (267mm installed effective length)
Diameter125mm
Inner MaterialAluminium
Outer MaterialZalutite (steel coated with zinc and aluminium)
Air Gap6mm
Applicable FuelsGas
Maximum Flue Gas Temperature250°C
Distance To Combustibles50mm (2 inches)
Joint MethodPush fit and twist lock
Warranty5 year conditional warranty
CertificationsCE, BS EN 9001:2008
Before installation, ensure that the system is placed at least 50mm away from any combustibles. The push fit and twist lock joint method guarantees a secure connection – always check each joint for proper engagement. It is recommended to install the vent on a level surface and verify that all connections are tight. When setting up inside or outside, always follow the manufacturer’s guidelines and local safety regulations. For optimal performance, inspect the vent pipe periodically to ensure that no blockages or damages have occurred.

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

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

This gas vent features an aluminium liner and a zalutite outer case, separated by a 6mm air gap.

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

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

The IL gas vent system has been used in the UK for over 25 years.

The installed effective length of the 305mm IL gas vent pipe is 267mm.

 

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