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National Flues presents the IL Adjustable Length Chimney Flue - 457mm (18in) Ø 150, a top-tier gas vent system engineered for domestic gas appliances. This robust and flexible flue, known for its aluminium liner and zalutite casing, offers efficient and safe gas venting solutions. Ideal for both internal and external installations, this product is a standout choice among chimney flues and gas vents in the UK market.
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£59.49
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At a Glance
Robust twin wall construction with aluminium liner and zalutite outer case
Adjustable length (457mm/18in) designed for natural aspiration
Suitable for domestic gas-fired appliances with a draught hood or diverter
Available in multiple diameters (100mm, 125mm, and 150mm) for versatile installation
6mm air gap for optimal insulation and safety
Proven performance for over 25 years in the UK
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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.
We Won't Be Beaten On Price
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.
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.
The IL Adjustable Length Chimney Flue - 457mm (18in) Ø 150 is a robust twin wall insulated pre-fabricated gas vent designed for naturally aspirated domestic gas-fired appliances, making it a perfect choice for various installations over the past 25 years in the UK. Crafted with an aluminium liner and a zalutite outer case, separated by a 6mm air gap, this flue excels in maintaining efficiency and safety. It is designed to function under negative pressure and dry conditions, ensuring the flue gas temperatures do not surpass 250°C.
Available in three diameter sizes (100mm, 125mm, and 150mm), this product is perfect for internal and external applications, providing flexibility and ease of installation. Not suitable for condensing and positive pressure applications, this gas vent is a dependable component for enhancing your heating system’s performance.
SKU: 24-150-16
Technical Specifications
Product Type
Adjustable Length Chimney Flue
Overall Length
457mm (18in)
Outer Diameter
u00d8 150
Inner Material
Aluminium
Outer Material
Zalutite (zinc and aluminium coated steel)
Air Gap
6mm
Maximum Flue Gas Temperature
250u00b0C
Application
Natural aspiration for domestic gas-fired appliances
Suitable Diameters
100mm, 125mm, 150mm
Warranty
5 year conditional warranty
Joint Method
Push fit and twist lock
• Ensure the flue is installed in accordance with local building regulations and manufacturer guidelines.
• Suitable for both internal and external applications, but not for condensing or positive pressure systems.
• Verify that all connections are secure using the push fit and twist lock method, ensuring proper alignment with the appliance.
• Maintain a clearance of at least 50mm (2 inches) from combustibles and follow appropriate safety measures.
• Optional accessories, such as end caps and support brackets, are available to enhance installation stability; check our accessories section for further details.
It is used for venting naturally aspirated domestic gas-fired appliances with a draught hood or diverter, ensuring efficient and safe removal of flue gases.
Yes, this flue can be used for both internal and external applications, providing flexibility for various installation scenarios.
The flue is available in three diameter sizes: 100mm, 125mm, and 150mm.
No, this product is not suitable for condensing and positive pressure applications.
The maximum flue gas temperature for this product is 250°C.
The flue is constructed with an aluminium liner and a zalutite outer case, separated by a 6mm air gap.
The IL system has been used in the UK for over 25 years and is known for its quality and reliability.
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 - Adjustable Length - 457mm (18in) - Ø 150 buyers guide
Comprehensive Buyers Guide for the IL Adjustable Length Chimney Flue
When investing in a chimney flue system for your domestic gas appliance, it is vital to consider safety, performance, and installation flexibility. The IL Adjustable Length Chimney Flue - 457mm (18in) Ø 150 by National Flues has been meticulously designed to deliver on all these aspects. This guide provides detailed insights and actionable advice to help you make an informed purchasing decision.
Introduction
For over 25 years, National Flues has been synonymous with reliability and innovation in the chimney and gas vent industry. The IL Adjustable Length Chimney Flue is at the forefront of our lineup, offering an advanced solution that caters to modern domestic gas-fired appliances. With its telescopic design and robust construction, this flue is ideal for ensuring efficient venting and safe operation.
Key Features and Benefits
Robust Construction:
• Built with an aluminium liner and a specially coated zalutite outer case, this flue ensures longevity and outstanding resistance to corrosion.
Adjustable Design:
• The telescopic nature of the flue allows for easy adjustments, ensuring a perfect fit in diverse installation environments. Whether you are dealing with tight spaces or unique configurations, this product adapts effortlessly.
Safety First:
• The scenario of domestic gas appliances demands uncompromising safety standards. With its 6mm air gap and design that maintains flue gas temperatures under 250°C, the IL Chimney Flue meets rigorous safety standards, further endorsed by CE and BS EN 9001:2008 certifications. Moreover, it is backed by a 5-year conditional warranty, underscoring its quality and reliability.
Versatility:
• Suitable for both internal and external applications, this flue system offers unparalleled installation flexibility. It is designed for use with naturally aspirated gas appliances and is especially suitable for systems incorporating a draught hood or diverter.
Installation Process and Considerations
Installation is a critical step in ensuring the performance and safety of your chimney flue system. Here are some guidelines:
Clearance Requirements:
• Maintain a minimum clearance of 50mm (2 inches) from any combustible materials. This clearance ensures that the flue gases are safely vented without risk of heat transfer to surrounding structures.
Connection Methods:
• The IL Chimney Flue utilises a simple yet secure push fit and twist lock method. This design not only simplifies installation but also guarantees a tight fit that minimises the risk of gas leaks.
Safety and Compatibility:
• This product is specifically designed for naturally aspirated gas-fired systems and should not be used for condensing or positive pressure applications. Always consult the installation manual and local building regulations before proceeding.
Optional Accessories:
• To further enhance the installation, there is a range of optional accessories available. These include support brackets, additional end caps, insulation sleeves, and adaptor kits. Such accessories can provide extra support where needed, offer aesthetic improvements, or simplify the process of aligning the flue with your appliance. We highly recommend exploring these options to tailor your installation to your precise needs.
Addressing Common Objections
Concern: Installation Complexity
Many customers worry that installing a new flue system might be overly complex. However, the IL Adjustable Length Chimney Flue is designed with user-friendliness in mind. Its intuitive push fit and twist lock system ensure that even less experienced installers can achieve a professional setup. Additionally, our comprehensive installation guidelines help clarify each step of the process.
Concern: Longevity and Maintenance
Investing in a high-quality flue system is essential for long-term performance. The combination of aluminium and zalutite ensures that the flue is durable and resistant to harsh weather conditions. Routine visual inspections and basic maintenance are typically sufficient, reaffirming the product’s reputation for low-maintenance yet reliable operation.
Concern: Compatibility with Existing Systems
Customers often ask if the new flue will integrate smoothly with their existing systems. The adjustable length design and availability in multiple diameters (100mm, 125mm, and 150mm) guarantee versatility. This product can be seamlessly integrated into existing setups, though it is always advisable to verify compatibility with your specific appliance.
Why Choose National Flues?
National Flues has consistently demonstrated a commitment to quality and customer satisfaction. With an extensive track record and a reputation for excellent service, choosing our IL Adjustable Length Chimney Flue means investing in a product that is designed with your safety and efficiency in mind. Our competitive pricing and nationwide availability make it an indispensable component for your heating system.
Conclusion
In summary, the IL Adjustable Length Chimney Flue - 457mm (18in) Ø 150 is a meticulously engineered solution that combines robustness, adaptability, and safety. Whether you are upgrading an existing gas appliance system or setting up a new installation, this product offers the reliability and performance you need. Take full advantage of our optional accessories to optimise installation and system efficiency. Avoid compromises on safety and quality—this flue is precisely what your domestic gas system requires. Buy now or call 01670 206 999.
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