IL - Adaptor to Flue Liner - Ø 100
At a Glance
- Trusted performance with over 25 years of reliability in the UK
- Suitable for both internal and external applications
- Constructed from high-quality aluminium and zalutite for durability
- Engineered for naturally aspirated gas appliances with draught hoods
- Heat resistant up to 250°C, ensuring optimal performance
- Push fit and twist lock joint method for secure installation

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.
Have Questions?
Phone: 01670 206999
Email: [email protected]
- Info
- Specs
- Install
- FAQs
The IL Adaptor to Flue Liner Ø 100 is an integral component for converting your IL gas vent system to a flexible flue liner seamlessly. Renowned for over 25 years in the UK, this twin wall insulated pre-fabricated domestic gas vent offers supreme quality and reliability. Designed for naturally aspirated domestic gas-fired appliances that feature a draught hood or diverter, it ensures safe operation under negative pressure and dry conditions, handling flue gas temperatures up to 250°C effortlessly.Available in three diameter sizes—100mm, 125mm, and 150mm—this robust product comprises an aluminium liner paired with a zalutite outer casing, separated by a 6mm air gap.
Suitable for both internal and external applications, the IL Adaptor is not designed for condensing and positive pressure environments.
SKU: 24-100-03
Technical Specifications | |
---|---|
SKU | 24-100-03 |
Adaptor Size | u00d8 100mm (also available in 125mm and 150mm) |
Inner Material | Aluminium |
Outer Material | Zalutite (corrosion-resistant steel) |
Maximum Flue Gas Temperature | 250u00b0C |
Distance To Combustibles | 50mm (2 Inches) |
Warranty | 5 year conditional warranty |
Approvals | CE, BS EN 9001:2008 |
Joint Method | Push fit and twist lock |
Delivery Information +
We work relentlessly to ensure you get your order fast. Estimated delivery for this product is Friday, April 4th. 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. If you find it cheaper within 48 hours, we'll refund the difference.
National Flues Ltd Verdict
National Flues is proud to recommend the IL Adaptor to Flue Liner Ø 100 for its unbeatable reliability and quality. Serving retail and trade customers nationwide, we offer competitive prices and reliable delivery. Sign up for a trade account for added benefits.
The IL Adaptor to Flue Liner Ø 100 is used to convert an IL gas vent system to a flexible flue liner for efficient ventilation of naturally aspirated domestic gas-fired appliances.
National Flues is a leading supplier of high-quality fireplaces and flues across the UK, known for competitive pricing and reliable delivery. They serve both retail and trade customers with secure online payments and trade account options.
