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Sflue Black (2119405B) - Adaptor - Ø 127 (42-125-001)

The National Flues Sflue Black Adaptor Ø 127 is a robust chimney connector engineered for TLPro systems and single wall flue installations. Constructed from premium 304 and 316 stainless steel, this adaptor meets high standards with HETAS approval and CE marking. Ideal for wood stoves, gas, and oil appliances, it delivers exceptional performance while ensuring safety and durability. Enhance your chimney system with this high-quality adaptor and explore our extensive range of complementary accessories for a fully optimised heating solution.
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£45.99
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At a Glance

  • Premium dual-layer stainless steel construction (304 outer, 316 inner)
  • 0.40mm thick walls for excellent durability and heat resistance
  • High-density rockwool insulation for superior thermal efficiency
  • Secure 8 barbed twist-lock system with a locking band
  • HETAS approved and CE marked in line with EN1856-1 standards

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.

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

The Sflue Black (2119405B) Adaptor Ø 127 is specifically designed for connecting appliance outlets to the TLPro chimney system or single wall connecting flue pipes. This high-quality adaptor is suitable for solid fuel and gas/oil appliances, including wood stoves, gas coal-effect fires, and boilers. It boasts an outer skin made from robust 304-grade stainless steel and an inner skin crafted from superior 316-grade stainless steel, both with a thickness of 0.4mm.

The Sflue adaptor includes high-density compressed rockwool insulation, encapsulated within secure twist-lock couplers, ensuring both efficiency and safety with a 50mm distance to combustible materials. Fully laser welded, CE marked, and HETAS approved, it meets the stringent EN1856-1 T450 N1 D V2 L50040 G50 standards. Installation is straightforward with its 8 barbed twist lock system, secured by a locking band, guaranteeing a secure and efficient setup.

SKU: 42-125-001

Technical Specifications
SKU42-125-001
ProductSflue Black Adaptor u00d8 127
Inner Material316L Stainless Steel (0.40mm thick)
Outer Material304 Stainless Steel (0.40mm thick)
Fuel CompatibilityWood, Oil, Gas, Low sulphur coal
InsulationHigh-density compressed rockwool
Connection Method8 barbed twist-lock system with locking band
Distance To Combustibles50mm
CertificationsHETAS / CE (EN1856-1 T450 N1 D V2 L50040 G50)
Warranty15 Years (manufacturing defect), 2 Years (paint)
• Ensure the adaptor is aligned correctly with your TLPro chimney system or single wall flue pipe. • Maintain a safe distance of 50mm from any combustible materials. • Insert the adaptor using the 8 barbed twist-lock system and secure it firmly with the provided locking band. • Double-check all connections for a secure, leak-free fit. • Follow all provided manufacturer guidelines and safety warnings. • Consult a certified professional if unsure about any step during installation.

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

The outer skin is made from 304-grade stainless steel, and the inner skin is from 316-grade stainless steel. Both layers are 0.4mm thick.

Yes, it is insulated with compressed rockwool to a density of 230kg/m³, ensuring efficient thermal performance.

It uses an 8 barbed twist lock system and requires a locking band to be secured in place.

The Sflue Black Adaptor is HETAS approved and CE marked, complying with the EN1856-1 T450 N1 D V2 L50040 G50 standards.

A safe distance of 50mm should be maintained from any combustible material such as wood or plasterboard.

The rockwool insulation is encapsulated within the twist-lock couplers, providing secure and efficient thermal insulation.
Delivery Information +

We work relentlessly to ensure you get your order fast. Estimated delivery for this product is Wednesday, April 30th. 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 Sflue Black (2119405B) - Adaptor - Ø 127 buyers guide

Don't compromise on safety—add the Sflue Black Adaptor to your cart now for reliable performance!

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