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Sflue Black () - Slip Section Adj Clamp Band - Ø 127 (42-125-021)

The Sflue Black Slip Section Adjustable Clamp Band is a highly reliable accessory designed for chimney flue systems. Engineered from robust stainless steel and featuring an innovative twist lock installation mechanism, this product offers superior performance and safety for woodstoves, gas and oil boilers, and other solid fuel appliances. Read more...
Sflue Black () - Slip Section Adj Clamp Band - Ø 127
IN STOCK
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Now only £32.99
Give us a call if you find it cheaper and we'll normally price match.
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At a Glance

  • Durable 304 and 316 stainless steel construction (0.4mm thick each)
  • HETAS approved and CE marked for safety and reliability
  • Innovative 8 barbed twist lock mechanism with an adjustable clamp band
  • Versatile compatibility with woodstoves, oil/gas boilers, and solid fuel appliances
  • Maintains a minimal distance of 50mm to combustibles for enhanced safety
  • High-density compressed rockwool insulation for superior thermal performance

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 Sflue Black Slip Section Adjustable Clamp Band - Ø 127mm is an essential component for secure and efficient chimney installations for both solid fuel and gas/oil appliances, such as woodstoves, gas coal effect fires, oil and gas boilers, and other solid fuel appliances. Engineered with durability in mind, the outer skin is constructed from 0.4mm thick 304 grade stainless steel, while the inner skin is made from 0.4mm thick 316 grade stainless steel. The high-density compressed rockwool insulation, encased within twist-lock couplers, ensures optimal safety and performance.

It boasts a distance to combustibles of just 50mm, making it versatile and safe for various installations.The Sflue system is HETAS approved and CE marked with the designation number EN1856-1 T450 N1 D V2 L50040 G50, validating its quality and safety standards. Installation is a breeze with the 8 barbed twist lock mechanism, where parts are securely fastened using a Locking Band. Remember to maintain a 50mm distance from any combustible materials such as wood and plasterboard to ensure a safe setup.

SKU: 42-125-021

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.

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Technical Specifications
SKU42-125-021
Nominal DiameterØ 127mm
Outer Material304 Stainless Steel (0.40mm thick)
Inner Material316 Stainless Steel (0.40mm thick)
InsulationHigh-density compressed rockwool
ApprovalsHETAS / CE (EN1856-1 T450 N1 D V2 L50040 G50)
Installation Mechanism8 barbed twist lock mechanism with Locking Band
Distance To Combustibles50mm
Warranty15 Years manufacturing defect warranty; 2 Years paint warranty
Before commencing installation, ensure that all components are inspected for damage and that you have the correct tools required for assembling the twist lock mechanism. Carefully follow these steps: First, position the Sflue Black Slip Section on a stable surface. Next, align the barbed twist locks and secure them firmly, ensuring that the locking band is correctly fitted to prevent any component from coming loose. During installation, always maintain a minimum clearance of 50mm from any combustible materials such as wood framing or plasterboard. This clearance is critical to avoid fire hazards. It is also recommended to verify the alignment of the chimneys system and test for a secure fit before finalising the installation. If you are ever unsure about the installation procedure, consider consulting a professional installer or referring to detailed installation manuals provided by Sflue.

It is designed for use with solid fuel and gas/oil appliances, including woodstoves, gas coal effect fires, oil and gas boilers, and other solid fuel appliances.

The outer skin is made from 0.4mm thick 304 grade stainless steel, and the inner skin is made from 0.4mm thick 316 grade stainless steel. The insulation is made from high-density compressed rockwool.

The distance to combustibles is 50mm, ensuring safe installation close to combustible materials.

Yes, it is HETAS approved and CE marked with the designation number EN1856-1 T450 N1 D V2 L50040 G50.

The Sflue system features an 8 barbed twist lock mechanism. Parts are secured together using a Locking Band. Ensure a 50mm distance from any combustible materials.

The compressed rockwool insulation, with a density of 230kg/m3, provides excellent thermal insulation, enhancing safety and efficiency.

Yes, National Flues offers reliable nationwide delivery for both retail and trade customers.

 

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