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KC to TWPro Transition Adaptor - 125 Ø (2-125-151)

National Flues proudly presents the KC to TWPro Transition Adaptor – 125Ø, a high-quality, HETAS approved and CE marked solution designed to connect your existing KC flue system seamlessly with TWPro twin-wall chimneys. This premium adaptor, crafted from 316L and 304 grade stainless steel, sets the benchmark for durability and performance in modern chimney installations while meeting industry standards.
The price you pay today £77.99
Give us a call if you find it cheaper and we'll normally price match.

 

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At a Glance

    Seamless connection between KC flue systems and TWPro twin-wall chimneys
    Made from high-grade 316L (inner) and 304 (outer) stainless steel
    Compressed rockwool insulation ensures high thermal efficiency
    Fully welded construction for added durability
    HETAS approved and CE marked for safe installation
    Minimal 50mm distance to combustibles (60mm with adaptor)
Delivery Information +

We work relentlessly to ensure you get your order fast. Estimated delivery for this product is Tuesday, July 1st. This is based on current delivery times for this product. Delivery for products not in our warehouses can be delayed because of third party carriers. If you need a stove, or other bulky product, to be delivered by a specific time in the next 7 days then please 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.

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All our products come with warranties and you can read in our blog about they types and terms and conditions for warranties. Mi-Flex flue liner, for example, comes with a lifetime guarantee. Give us a call if you want to know about a specific warranty. Returns for damaged items are covered by insurance; non-damaged returns incur return delivery costs.

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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.

Please Note: All dimensions refer to the internal diameter of flues. If unsure, please call 01670 206999 to ensure you choose the correct products.

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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:

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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]

Our KC to TWPro Transition Adaptor - 125mm is an essential component for connecting different chimney flue systems. This adaptor is especially effective when you need to link an existing KC flue at the bottom with a TWPro system at the top. Built with dual layers of high-grade stainless steel – 304 grade on the outer and 316 grade on the inner – this adaptor promises durability and performance.

The 0.4mm thickness and compressed rockwool insulation with a 200kg/m3 density ensure optimal safety and efficiency. Fully welded for superior strength, it requires a 50mm distance to combustibles, ensuring safe installation. HETAS approved and CE marked, the adaptor meets rigorous safety and quality standards.

Please note, using a transitional adaptor will make the entire system require a 60mm distance to combustible materials. Secure your chimney system with our trusted KC to TWPro Transition Adaptor.

SKU: 2-125-151

Technical Specifications
SKU2-125-151
Product NameKC to TWPro Transition Adaptor - 125u00d8
Adaptor Size125mm
Inner Material316L Stainless Steel (0.40mm thick)
Outer Material304 Stainless Steel (0.40mm thick)
InsulationCompressed Rockwool (200kg/mu00b3 density)
ConstructionFully welded
Distance To Combustibles50mm (60mm system requirement with adaptor)
CertificationsHETAS / CE, conforming to EN1856-1 standards
System CompatibilityConnects KC flue systems to TWPro twin-wall insulated chimneys
Installation of the KC to TWPro Transition Adaptor is straightforward when following the provided guidelines. Ensure you maintain a minimum of 50mm clearance from combustible materials (60mm when assembled with the full system). Secure all TWPro components using the recommended Locking Band for a tight, secure fit. Always refer to the manufacturer’s installation manual and local building regulations before commencing work. If unsure, consult a professional installer to guarantee both compliance and safe operation.

The KC to TWPro Transition Adaptor is used to connect an existing KC flue system with a TWPro twin-wall insulated chimney system.

It can be used with solid fuel, gas, and oil appliances, such as woodstoves, gas coal effect fires, and boilers.

A minimum distance of 50mm is required from the flue to any combustible materials.

The outer and inner skins are made from 304 and 316 grade stainless steel respectively, each with a thickness of 0.4mm.

Yes, TWPro twin-wall insulated chimney parts are secured together using a Locking Band.

Yes, it is HETAS approved and CE marked, conforming to EN1856-1 standards.

If a transitional adaptor is used, the entire system requires a 60mm distance to combustible materials.

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