Free Delivery over £100+ 5on Trustpilot Browse our popular stoves Fast Mainland UK Delivery Buy stoves with install packs Call 01670 206 999 for help

Sflue Black (2141106B) - Pipe 300mm - Ø 152 (42-150-012)

The Sflue Black 300mm Pipe is the ideal chimney flue solution for ensuring excellent performance and safety. This premium twin wall insulated pipe, crafted from high-quality stainless steel, is designed specifically for woodstoves, gas, oil, and low sulphur coal appliances. Read more...
Sflue Black (2141106B) - Pipe 300mm - Ø 152
IN STOCK
Product Thumbnail
Product Thumbnail
Now only £77.99
Give us a call if you find it cheaper and we'll normally price match.
  • Fast deliveryMonday, November 17th*
  • Best PriceCall us to beat any price you found online.
  • Secure checkoutCard· Google/Apple Pay· Klarna· Paypal

 

Payment Options

At a Glance

  • Premium twin wall insulated design for superior safety and performance
  • Robust construction with 304 and 316L stainless steel for durability
  • 4mm thick walls engineered for optimal strength
  • Integrated twist-lock mechanism with secure Locking Band for a firm assembly
  • HETAS approved and CE marked, ensuring industry compliance
  • Maintains a 50mm clearance from combustibles for enhanced protection

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 300mm Pipe (Ø 152) is a premium Twin Wall Insulated Chimney Flue designed for utmost safety and efficiency. Crafted for use with solid fuel and gas/oil appliances, this pipe is ideal for woodstoves, gas coal effect fires, and boilers. Built with a 304 grade stainless steel outer skin and a 316 grade stainless steel inner skin, both at 0.4mm thickness, it ensures durability and longevity.

The insulation comprises compressed rockwool with a density of 230kg/m³, neatly encapsulated within the twist-lock couplers for added security. The Sflue system features an 8-barbed twist lock mechanism, coupled with laser-welded parts to ensure a secure fit. Maintaining a safe distance of 50mm from combustibles is crucial for optimal safety.

As an added assurance of quality, the Sflue is both HETAS approved and CE marked under the designation number EN1856-1 T450 N1 D V2 L50040 G50. Installation is simplified with an included Locking Band, making this product an easy and reliable choice for any professional setup.

SKU: 42-150-012

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.

This is us — real advice over the phone, or at the counter, and real stock in our warehouse.

Customer being served at the National Flues trade counter
Trade counter Installer collection & same-day help.
Team helping customers at the counter
Advice Real people on the phone to spec the right parts.
Friendly member of the team at the front desk
Here to help Friendly, straight answers from HETAS approved experts.
Warehouse shelves with boxed flue components being picked for dispatch
Warehouse Orders picked & dispatched nationwide.
Talk to the team Visit our trade counter
Technical Specifications
SKU42-150-012
Length300mm
DiameterØ 152
Inner Material316L Stainless Steel - 0.40mm
Outer Material304 Stainless Steel - 0.40mm
InsulationCompressed Rockwool (230kg/m³)
ApprovalHETAS / CE (EN1856-1 T450 N1 D V2 L50040 G50)
Combustible Clearance50mm
Warranty15 Years manufacturing defect warranty, 2 Years paint warranty
When installing the Sflue Black 300mm Pipe, always ensure a minimum clearance of 50mm from any combustible materials. Utilize the integrated twist-lock couplers and the included Locking Band for a secure, firm fit. Begin by confirming all the necessary tools and accessories are ready and follow the manufacturer’s guidelines closely. If you are unsure about any aspect of the installation, consulting a professional is highly recommended. Regular inspections post-installation will also ensure that your flue maintains its optimal performance throughout its lifespan.

The Sflue Black 300mm Pipe is compatible with solid fuel and gas/oil appliances, including woodstoves, gas coal effect fires, and boilers.

This pipe features a 304 grade stainless steel outer skin and a 316 grade stainless steel inner skin, both with a thickness of 0.4mm. The insulation is made from compressed rockwool with a density of 230kg/m³.

Yes, the Sflue Black 300mm Pipe is HETAS approved and CE marked under the designation number EN1856-1 T450 N1 D V2 L50040 G50.

The required distance from combustibles is 50mm, ensuring safe installation and operation.

The Sflue system includes an 8-barbed twist lock mechanism and parts are secured together using the included Locking Band, ensuring easy and secure installation.

Regular inspection and maintenance are recommended to ensure optimal performance and longevity, though the robust construction minimizes frequent maintenance needs.

Absolutely. National Flues caters to both retail and trade customers, offering trade accounts for easier management and better pricing.

 

Call the Experts   8am-5pm
👀 8 people watching this