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IL - Wall Band (Internal) - Ø 125 (24-125-51)

National Flues presents the IL - Internal Wall Band Ø125, a reliable chimney flue support accessory designed for naturally aspirated domestic gas appliances. This high-quality, durable, and easy-to-install wall band is essential for maintaining the stability and safety of your flue system in both residential and commercial settings across the UK.
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£19.49
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At a Glance

  • Robust lateral support at intervals not exceeding 3 metres
  • Designed for naturally aspirated domestic gas appliances
  • Durable aluminium liner with corrosion-resistant Zalutite outer case
  • Proven quality and reliability for over 25 years in the UK
  • Suitable for both internal and external applications with proper weather protection

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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Have Questions?
Phone: 01670 206999
Email: [email protected]

The IL - Internal Wall Band Ø 125 ensures robust lateral support for your chimney flue system. To be installed at intervals not exceeding 3 metres, this product is essential for maintaining the stability and safety of your flue. Designed for use with naturally aspirated domestic gas-fired appliances equipped with a draught hood/diverter, it operates under negative pressure and in dry conditions, with flue gas temperatures capped at 250°C.Available in diameters of 100mm, 125mm, and 150mm, this twin-wall insulated, pre-fabricated domestic gas vent system has proven its quality and reliability in the UK for over 25 years.

Constructed with an aluminium liner and a Zalutite outer case separated by a 6mm air gap, this product offers versatile installation options, suitable for both internal and external applications. However, note that it is not suitable for condensing and positive pressure applications. For external use, ensure appropriate weather protection for the galvanised component.

SKU: 24-125-51

Technical Specifications
SKU24-125-51
Diameteru00d8125mm
Inner MaterialAluminium
Outer MaterialZalutite coated steel
Max Flue Gas Temperature250u00b0C
Installation Interval3 metres maximum
Warranty5 year conditional warranty
ApprovalsCE, BS EN 9001:2008
Install the IL - Internal Wall Band Ø125 at intervals not exceeding 3 metres. Use the push-fit and twist lock joint method to secure it properly. For external installations, ensure that the galvanised component is adequately weather protected. This wall band is specifically designed for naturally aspirated domestic gas appliances operating under negative pressure and is not suitable for condensing or positive pressure applications. Follow the manufacturer's guidelines and consider professional advice if uncertain about any part of the installation process.

The wall band should be installed at intervals not exceeding 3 metres to ensure proper lateral support.

Yes, it is suitable for both internal and external applications. However, if used externally, the galvanised component must be adequately weather-protected.

No, this product is not suitable for condensing and positive pressure applications. It is designed for naturally aspirated domestic gas appliances.

The product can handle flue gas temperatures up to 250°C, making it ideal for naturally aspirated domestic gas-fired appliances.

The product features an aluminium liner and a Zalutite outer case, separated by a 6mm air gap for optimal insulation and safety.

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

The IL - Internal Wall Band Ø 125 offers a proven track record of over 25 years, ensuring quality and reliability. It's especially designed for naturally aspirated domestic gas-fired appliances, making it a trusted choice for both retail and trade customers.
Delivery Information +

We work relentlessly to ensure you get your order fast. Estimated delivery for this product is Wednesday, April 30th. If you need faster stove or fireplace delivery please give us a call. We can often reduce longer lead times if we pay the carrier £25 for express delivery. Visit our Shipping Information page for more information.

Warranty & Returns +

All our products come with warranties. Mi-Flex offers a lifetime guarantee. Returns for damaged items are covered by insurance; non-damaged returns incur return delivery costs.

Price Match Guarantee +

We will match any price like for like on a retail basis. Give us a call if you find it cheaper and want to buy from us.

Read our review in our IL - Wall Band (Internal) - Ø 125 buyers guide

Add the IL - Internal Wall Band Ø125 to your cart today for a secure, long-lasting flue installation.

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