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KC - Single Wall to Twin Wall Adaptor - Ø 100 (10-100-001)

Discover the KC Single Wall to Twin Wall Adaptor Ø 100 by National Flues, a premium chimney connector designed for seamless connections between single-wall and twin-wall systems. Engineered for solid fuel, gas, oil, and low sulphur coal appliances, this high-quality adaptor is the ideal solution for those seeking reliability and durability. With a design that meets HETAS and CE certification standards, this adaptor ensures optimum performance and safety in every installation.
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£14.99
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At a Glance

  • Universal compatibility: Connects single and twin wall flues seamlessly
  • Premium stainless steel construction for durability
  • Compressed rockwool insulation for enhanced thermal efficiency
  • Fully welded design ensuring maximum safety
  • HETAS Approved and CE marked for compliance
  • Tapered design for smooth transitions and optimal fit
  • Secure installation with a Locking Band

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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Have Questions?
Phone: 01670 206999
Email: [email protected]

The KC Single Wall to Twin Wall Adaptor Ø 100 is designed to make connecting your appliance outlet to KC easy and efficient. It can also link single wall connecting flues or vitreous enamel to KC, thanks to its practical tapered design ensuring a smooth transition between single and twin wall setups. Constructed with high-quality 304 grade stainless steel for the outer skin and 316 grade stainless steel for the inner skin, this adaptor boasts durability and resilience, ensuring long-lasting performance.

The inner and outer skins are 0.4mm thick, with compressed rockwool insulation providing a density of 128kg/m3. All parts are meticulously fully welded to ensure maximum integrity. For safety, a minimum distance of 60mm must be maintained between the flue's exterior and any combustible material.

The KC Single Wall to Twin Wall Adaptor is HETAS Approved and CE marked with designation numbers EN1856-1 T600 N1 W V2 L50040 G60 and EN1856-1 T200 P1 W V2 L50040 O20, ensuring compliance with high standards. Installation is straightforward, with all components secured using a Locking Band.

SKU: 10-100-001

Technical Specifications
Inner Material316L Stainless Steel
Outer Material304 Stainless Steel
Thickness0.40mm
Insulation Density128 kg/m3
Distance To Combustibles60mm
ApprovalsHETAS, CE
Designation NumbersEN1856-1 T600 N1 W V2 L50040 G60 / EN1856-1 T200 P1 W V2 L50040 O20
Installation MethodLocking Band
Compatible FuelsWood, Oil, Gas, Low sulphur coal
Ensure a minimum 60mm clearance between the flue and any combustible material. Follow the comprehensive installation instructions provided, and secure the adaptor firmly using the Locking Band. All joints are fully welded for maximum integrity, ensuring a safe and long-lasting connection as per HETAS guidelines. Always double-check that installation clearances and all safety protocols are strictly adhered to, guaranteeing optimal performance.

This adaptor is suitable for solid fuel, gas, and oil appliances including woodstoves, gas coal effect fires, and oil boilers.

The outer skin is made from 304 grade stainless steel and the inner skin is made from 316 grade stainless steel, both with a thickness of 0.4mm.

The adaptor is insulated with compressed rockwool providing a density of 128kg/m3.

Yes, it is HETAS Approved and CE marked, ensuring high compliance and safety standards.

The KC Single Wall to Twin Wall Adaptor should be installed using a Locking Band to secure all parts together, maintaining a 60mm distance from combustibles.

The designation numbers are EN1856-1 T600 N1 W V2 L50040 G60 and EN1856-1 T200 P1 W V2 L50040 O20.

Maintaining this distance is crucial for preventing heat-related damage and ensuring safety by reducing the risk of fire.
Delivery Information +

We work relentlessly to ensure you get your order fast. Estimated delivery for this product is Tuesday, April 29th. 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 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 100 buyers guide

Ensure safety and efficiency in your heating system with the KC Single Wall to Twin Wall Adaptor today.

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