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Liner Accessories - 300mm ID stainless steel adaptor (59-129039)

National Flues offers high-performance chimney solutions with the Liner Accessories - 300mm ID Stainless Steel Adaptor. Our premium chimney accessory, integral to the Isokern flue liner system, is engineered for optimal performance and safety. Read more...
Now only £240.99
including free delivery Give us a call if you find it cheaper and we'll normally price match.
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At a Glance

  • Robust 300mm ID stainless steel adaptor designed for seamless integration with Isokern flue liners.
  • HETAS approved and CE marked, ensuring high safety and quality standards.
  • Suitable for a wide range of appliances including woodstoves, gas coal effect fires, oil/gas boilers and solid fuel appliances.
  • Improves flue gas performance and minimises the risk of condensation and soot build-up.
  • Part of an extensive range of Isokern liner accessories, offering versatility for new builds, extensions, and chimney relining projects.

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: sales@nationalflues.com

The 300mm ID Stainless Steel Adaptor is a crucial component in our extensive Isokern flue liner range. With over 15 different sizes, Isokern liners are perfect for new builds, extensions, and chimney relining, making them versatile for any project. Suitable for solid fuel and gas/oil appliances, this adaptor is ideal for woodstoves, gas coal effect fires, oil and gas boilers, and any solid fuel appliances operating under dry conditions.

Constructed from pumice, a natural insulator, Isokern liners excel at maintaining optimal flue gas temperatures, enhancing appliance performance, and reducing the risk of condensation and soot build-up. HETAS approved and CE marked, you can trust the quality and compliance of our products.

SKU: 59-129039

Delivery Information* +

We work relentlessly to ensure you get your order fast. Estimated delivery for this product is Monday, November 17th. This is based on current lead times. Bear in mind that it is a busy time of year. If you need a product delivered by a specific time in the next 7 days, then please give us a call on 01670 206 999. Visit our Shipping Information page for more information.

About National Flues Ltd +

We began over 30 years ago as a fireplace shop in the North East. We now supply hundreds of trade professionals and thousands of retail customers, all across the UK, every month. We are still a family owned business, lead by the MD Neil, and always try our best to deliver the best possible experience. We also price match, so give us a call if you find this cheaper and want to buy from us. Visit our about us page to read a bit more.

Technical Specifications
SKU59-129039
Product ID5085
Adaptor Size300mm ID (365mm OD)
Suitable ForWoodstoves, gas coal effect fires, oil/gas boilers, solid fuel appliances
MaterialStainless Steel (Adaptor) / Pumice Insulated (Isokern Liner)
HETAS ApprovedYes
CE MarkedYes
Warranty10 Years
ComplianceEN1858 - T450 N1 D 3 G(00) (DM System) and EN1857 - T600 N2 D 3 G (Liner System)
Before installation, ensure you have reviewed the comprehensive installation guide provided with the product. Begin by verifying that the adaptor aligns precisely with your existing Isokern flue liner system. Secure the adaptor as per the guidelines, ensuring all connections are tight and compliant with installation standards. Note the required clearance distances: 0mm on straights and 38mm on offsets for DM Systems. It is essential to check for any signs of wear and to confirm that the installation context (e.g., proximity to combustible materials) adheres strictly to the recommended guidelines. For any modifications or custom setups, consult a certified installer.

This adaptor is suitable for use with woodstoves, gas coal effect fires, oil and gas boilers, and any solid fuel appliances operating under dry conditions.

The Isokern flue liners are made from pumice, a natural insulator that enhances performance by maintaining optimal flue gas temperatures.

Yes, Isokern liners are HETAS approved and CE marked, assuring you of their quality and safety.

Yes, Isokern flue liners are versatile and can be used for new builds, extensions, and relining existing chimneys.

Pumice allows flue gases to quickly reach optimal temperatures, improving appliance performance and reducing the likelihood of condensation and soot build-up.

Please refer to our installation guides for detailed instructions on how to properly install the 300mm ID Stainless Steel Adaptor.

Yes, National Flues offers trade accounts with benefits tailored for your business. Contact us to learn more and set up your account.

 

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