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KC - Single Wall to Twin Wall Adaptor - Ø 450 (60-450-001)
National Flues proudly presents the KC Single Wall to Twin Wall Adaptor Ø 450, a premium chimney com Read More...
National Flues proudly presents the KC Single Wall to Twin Wall Adaptor Ø 450, a premium chimney component designed specifically for modern solid fuel, gas, and oil appliances. Whether you are upgrading your woodstove, oil boiler, or gas heater, this high-quality chimney adaptor offers a secure and efficient solution to transition from a single wall to a twin wall flue system. Built to exacting standards and certified to meet HETAS and CE requirements, this product underlines National Flues’ commitment to safety, durability, and performance in every installation. Less...
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£202.99
with free delivery
Give us a call if you find it cheaper and we'll try to price match.
At a Glance
Constructed with 316L inner and 304 outer stainless steel for superior durability Compressed rockwool insulation (128kg/m³) for enhanced thermal performance HETAS approved and CE marked, ensuring industry-leading safety standards Secure locking band installation guarantees a stable connection Versatile compatibility with woodstoves, oil boilers, gas heaters, and solid fuel appliances
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Please Note: All dimensions refer to the internal diameter of flues.
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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 KC Single Wall to Twin Wall Adaptor Ø 450 is an essential component for connecting your solid fuel, gas, or oil appliance to a twin wall flue system. Its high-quality construction features an outer skin made of 304-grade stainless steel (0.4mm thick) and an inner skin made of 316-grade stainless steel (0.5mm thick). The adaptor is insulated with compressed rockwool, providing a density of 128kg/m3.
Fully welded for enhanced durability, it maintains safety with a required distance of 90mm from combustibles for Biomass and 15mm for low-temperature gas and oil. HETAS approved and CE marked, this product adheres to high standards with Designation Numbers EN1856-1 T600 N1 W V2 L50040 G90 and EN1856-1 T200 P1 W V2 L50040 015. Secure installation is achieved using a locking band.
Trust in National Flues for quality and reliability in every product.
SKU: 60-450-001
Technical Specifications
SKU
60-450-001
Design
Single Wall to Twin Wall Adaptor u00d8 450
Inner Material
316L Stainless Steel (0.50mm thick)
Outer Material
304 Stainless Steel (0.40mm thick)
Insulation
Compressed Rockwool (128kg/mu00b3)
Fuel Compatibility
Wood, Oil, Gas, Low sulphur coal
Approvals
HETAS, CE
Clearance
90mm for Biomass; 15mm for low-temperature gas/oil
Designation Numbers
EN1856-1 T600 N1 W V2 L50040 G90 / EN1856-1 T200 P1 W V2 L50040 015
Warranty
12 Years
Begin by ensuring that the appliance outlet and flue system are correctly aligned. Measure and maintain the required clearances: a minimum of 90mm from combustibles for biomass installations and 15mm for low-temperature gas and oil applications. Fit the adaptor securely using the provided locking band, following the manufacturer’s guidelines for a seamless and safe installation. Always consult a professional installer if unsure about any aspect of the installation process. **Note:** Incorrect installation or failure to maintain the recommended clearances can compromise the safety and efficiency of your heating system.
The adaptor is compatible with solid fuel, gas, and oil appliances, including woodstoves, gas coal effect fires, and oil and gas boilers.
The outer skin is made from 304-grade stainless steel (0.4mm thick), and the inner skin is made from 316-grade stainless steel (0.5mm thick). It is insulated with compressed rockwool.
Yes, it is HETAS approved and CE marked, ensuring it meets high safety and performance standards.
For Biomass, a clearance of 90mm is required. For low-temperature gas and oil, the clearance is 15mm.
The KC Adaptor is secured using a locking band, ensuring a stable and safe installation.
The designation numbers are EN1856-1 T600 N1 W V2 L50040 G90 for Biomass and EN1856-1 T200 P1 W V2 L50040 015 for low-temperature gas and oil.
Yes, the adaptor includes insulation made of compressed rockwool with a density of 128kg/m3.
Delivery Information +
We work relentlessly to ensure you get your order fast.
Estimated delivery for this product is Tuesday, May 6th. Delivery times of products not in our warehouses depend on product availability and shipping. If you need a definitive delivery time give us a call.
If you need faster stove or fireplace delivery please also 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.
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 KC - Single Wall to Twin Wall Adaptor - Ø 450 buyers guide
Ultimate Buyers Guide for the KC Single Wall to Twin Wall Adaptor Ø 450
When it comes to installing or upgrading your heating system, choosing the right components is essential. The KC Single Wall to Twin Wall Adaptor Ø 450 from National Flues is engineered to deliver both reliability and superior performance. This guide is designed to equip you with all the necessary information about this product, addressing common queries, installation tips, and the key benefits that set this appliance apart.
Understanding the Product
The KC Single Wall to Twin Wall Adaptor is a critical component used in connecting your appliance outlet to a twin wall flue system. Constructed with a dual-layer of stainless steel — an inner layer of 316L (0.50mm thick) and an outer layer of 304 (0.40mm thick) — the adaptor is built to withstand the rigours of high temperatures while resisting corrosion. The inclusion of compressed rockwool insulation (128kg/m³) further enhances its thermal efficiency, ensuring a safer interface between your appliance and the flue system.
Key Features and Their Benefits
- Durable Construction: The use of high-quality stainless steel materials not only guarantees strength and longevity but also ensures that your installation remains reliable over the years. This is particularly beneficial in environments where exposure to various combustion by-products is common.
- Enhanced Thermal Performance: With the integrated rockwool insulation, the adaptor minimises heat loss and provides better thermal retention, contributing to a more efficient heating system overall.
- Safety and Compliance: Certified under HETAS and marked with the CE logo, this product is rigorously tested and approved to meet stringent safety standards. This makes it an ideal choice for both residential and commercial installations.
- Secure Installation: The locking band mechanism plays a crucial role in stabilising the connection between the single wall appliance outlet and the twin wall flue. This design feature is not only practical but also enhances the long-term integrity of your heating system.
- Versatility: The adaptor is compatible with a wide range of fuel types including wood, oil, gas, and even low sulphur coal, making it a versatile solution for various heating systems.
Installation Guidelines
Proper installation is paramount to ensure the safety and efficiency of your system. Before commencing the installation, thoroughly review the manufacturer’s instructions. It is essential to maintain the recommended clearances: 90mm from combustibles for biomass installations and 15mm for low-temperature gas and oil systems. The installation process involves securing the adaptor with its locking band to ensure a firm, stable connection. If there is any uncertainty about executing the installation independently, it is highly advisable to consult a professional installer. Following these guidelines will help avoid potential issues such as heat leakage or compromised structural integrity, ensuring the longevity of both the adaptor and the connected appliance.
Addressing Common Objections
Some customers may worry about the complexity of installing a new adaptor. However, thanks to its innovative design and the comprehensive instructions provided, the KC Single Wall to Twin Wall Adaptor Ø 450 is straightforward to install. Even if you are not a professional, the clear guidelines and safety marks ensure that you are well-informed. Additionally, the benefits of reduced maintenance costs and improved system performance far outweigh any initial concerns regarding installation.
Another common question is about the compatibility of the adaptor with various appliances. Rest assured, this versatile component is designed with a wide range of fuel applications in mind, making it suitable for woodstoves, oil boilers, gas heaters, and other solid fuel appliances. By choosing this adaptor, you are investing in a product that has been rigorously tested to meet the demands of multiple heating systems.
The Value of Quality and Safety
Investing in high-quality components such as the KC Single Wall to Twin Wall Adaptor not only improves the performance of your heating system but also greatly enhances the overall safety of your home or business. The robust build quality, certified safety standards, and proven performance record make this adaptor a smart long-term investment. Trust in the expertise of National Flues, whose commitment to quality and customer satisfaction is evident in every product they offer.
Making the Decision
When deciding on the appropriate adaptor for your heating system, it is important to weigh both upfront costs and long-term benefits. With the KC Single Wall to Twin Wall Adaptor Ø 450, you are not just purchasing a product – you are investing in peace of mind, knowing that your system is built to the highest standards of safety and performance. The adaptability to various fuel types and the assurance of HETAS and CE certification provide additional layers of security that are invaluable in today’s market.
Conclusion
The KC Single Wall to Twin Wall Adaptor Ø 450 stands as a testament to National Flues’ dedication to quality, durability, and safety. By ensuring a secure connection between your appliance outlet and the flue system, this adaptor helps maintain efficient operation and extend the lifespan of your heating appliances. Whether you are upgrading an old system or setting up a new installation, opting for this high-performance adaptor is a decision you will not regret.
Final Thoughts: With comprehensive installation guidelines, unmatched safety features, and versatile compatibility across multiple fuel types, the KC Single Wall to Twin Wall Adaptor offers exceptional value for both residential and commercial applications. Its robust construction and certification credentials underline its status as a premier choice for ensuring a secure and efficient heating setup. Every aspect of this product has been meticulously designed to meet the highest industry standards, making it the ideal solution for those who demand reliability and performance in their heating systems.
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