IL - Support Plate - Ø 150
At a Glance
- Robust construction with an aluminium liner and zalutite outer case
- Engineered for naturally aspirated gas appliances with a draught hood
- Handles flue gas temperatures up to 250°C with reliability
- Designed for both internal and external installations
- Proven performance over 25 years in the UK market
- Available in 100mm, 125mm, and 150mm diameters

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 Support Plate Ø 150 is a cornerstone of our highly regarded range of twin wall insulated gas vents. With a history exceeding 25 years in the UK market, this system has earned its reputation for quality and reliability. It’s engineered specifically for naturally aspirated domestic gas-fired appliances that are equipped with a draught hood or diverter.
Featuring a robust aluminium liner and a zalutite outer case separated by a 6mm air gap, this support plate ensures your chimney operates under negative pressure and dry conditions while handling flue gas temperatures up to 250°C. Available in diameters of 100mm, 125mm, and 150mm, it's versatile and suitable for both internal and external installations. Please note, it's not designed for condensing and positive pressure applications.
SKU: 24-150-50
Technical Specifications | |
---|---|
SKU | 24-150-50 |
Diameter | 150mm |
Material Inner | Aluminium |
Material Outer | Zalutite (coated steel) |
Air Gap | 6mm |
Max Flue Gas Temperature | 250u00b0C |
Distance To Combustibles | 50mm (2 Inches) |
Warranty | 5 year conditional warranty |
Joint Method | Push fit and twist lock |
Approvals | CE, BS EN 9001:2008 |
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.
Compatible and other products that may be of interest...
National Flues Ltd Verdict
The IL Support Plate Ø 150 is an outstanding choice for those looking for durability and performance in gas vent systems. With over 25 years of proven reliability, our customers can trust this product to meet all necessary requirements. National Flues is proud to offer this product to both retail and trade customers nationwide, complemented by our reliable delivery service and competitive pricing.
The IL Support Plate Ø 150 is designed to provide support for gas vents at floor penetrations, ensuring stability and reliability for naturally aspirated domestic gas appliances.
National Flues is a leading supplier of fireplaces and flues across the UK, serving both retail and trade customers with competitive pricing, reliable delivery, and secure online payment options.
