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IL - Support Plate - Ø 125 (24-125-50)

National Flues proudly presents the IL Support Plate - Ø 125, a robust and reliable accessory designed for twin wall insulated gas vent systems. This premium support plate is ideal for naturally aspirated gas-fired appliances and meets all necessary UK standards for domestic installations. With its lightweight aluminium liner encased in a durable zalutite outer shell, the IL Support Plate excels in durability and safety. Enhance your gas vent system with this essential product and explore comple Read more...
The price you pay today £29.99
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At a Glance

    High-quality twin wall support plate engineered for gas vent systems
    Robust aluminium liner with zalutite outer coating for corrosion protection
    Suitable for naturally aspirated gas-fired appliances with draught hood/diverter
    Operates efficiently under negative pressure and flue gas temperatures up to 250°C
    Versatile installation for both internal and external applications
    Secure push fit and twist lock joint method ensuring reliable stability
    Comes with a 5-year conditional warranty for peace of mind
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We work relentlessly to ensure you get your order fast. Estimated delivery for this product is Tuesday, July 1st. This is based on current delivery times for this product. Delivery for products not in our warehouses can be delayed because of third party carriers. If you need a stove, or other bulky product, to be delivered by a specific time in the next 7 days then please give us a call. We can sometimes reduce longer lead times if we pay the carrier £25 for express delivery. Visit our Shipping Information page for more information.

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All our products come with warranties and you can read in our blog about they types and terms and conditions for warranties. Mi-Flex flue liner, for example, comes with a lifetime guarantee. Give us a call if you want to know about a specific warranty. Returns for damaged items are covered by insurance; non-damaged returns incur return delivery costs.

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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 Support Plate - Ø 125 is an integral part of the acclaimed twin wall insulated gas vent system that has been trusted in UK homes for over 25 years. This support plate, essential for maintaining structural stability in twin wall gas vents, is designed for naturally aspirated domestic gas-fired appliances featuring a draught hood/diverter. It operates under negative pressure and dry conditions, optimal for flue gas temperatures up to 250°C.Available in three diameter sizes: 100mm, 125mm, and 150mm, the IL system showcases an aluminium liner encased in a zalutite outer shell, separated by a 6mm air gap.

This design ensures both internal and external application viability. However, it is not suitable for condensing systems or applications requiring positive pressure.

SKU: 24-125-50

Technical Specifications
SKU24-125-50
Diameteru00d8 125mm
Inner MaterialAluminium
Outer MaterialZalutite (zinc and aluminium coated steel)
Gas TemperaturesUp to 250u00b0C
Distance To Combustibles50mm (2 Inches)
ApprovalsCE, BS EN 9001:2008
Joint MethodPush fit and twist lock
Warranty5-year conditional
Before installation, ensure that the floor penetration area is clear and compatible with the provided support flange. Clean the surface thoroughly to prevent debris from interfering with the secure fit. Align the IL Support Plate with the gas vent system, ensuring proper positioning for a push fit and twist lock connection. Note that the support plate is not suitable for condensing systems or applications requiring positive pressure. Follow the manufacturer’s guidelines carefully to guarantee optimal performance and safety. Verify that all components, including optional accessories like the support flange and vent system adapters, are compatible before proceeding with installation.

The IL Support Plate is suitable for naturally aspirated domestic gas-fired appliances with a draught hood/diverter.

No, the IL Support Plate is not suitable for condensing systems or applications requiring positive pressure.

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

The IL Support Plate features an aluminium liner and a zalutite outer casing, with a 6mm air gap for insulation.

Yes, the IL Support Plate can be used for both internal and external applications.

The IL Support Plate is available in three sizes: 100mm, 125mm, and 150mm.

The IL Support Plate provides essential structural support at floor penetrations, ensuring stable and efficient operation of the twin wall gas vent system.

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