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Pipe 250mm Ø 100 (2-100-012)

National Flues, a leading name in UK chimney solutions, proudly presents the Pipe 250mm Ø 100 – a top-quality, twin wall insulated chimney flue pipe. Perfectly designed for woodstoves, gas appliances, and oil boilers, this insulated flue pipe stands out for its thermal efficiency and robust stainless steel construction. Read more...
Now only £33.99
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At a Glance

  • 250mm diameter twin wall insulated chimney flue pipe
  • Designed for solid fuel, gas, and oil appliances
  • Durable 304 stainless steel outer and 316 stainless steel inner skins (0.4mm thick)
  • Compressed rockwool insulation (200kg/m3) for superior thermal protection
  • HETAS Approved and CE Marked with EN1856-1 designations
  • TWPro locking band system ensures a secure installation
  • 50mm clearance from combustibles for enhanced safety

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 Pipe 250mm Ø 100 is a premium twin wall insulated chimney flue pipe designed for use with solid fuel, gas, and oil appliances. Perfect for woodstoves, gas coal effect fires, and boilers, this product ensures safety and efficiency in your flue system. Constructed with a 304 grade stainless steel outer skin and a 316 grade stainless steel inner skin, both at a thickness of 0.4mm, it offers exceptional durability.

The insulation consists of compressed rockwool with a density of 200kg/m3, providing excellent thermal protection and keeping a safe distance of 50mm from any combustibles like wood or plasterboard. Fully welded for robustness, this pipe is HETAS Approved and CE marked, complying with all relevant standards. Installation is a breeze thanks to the TWPro Twin Wall Insulated Chimney's locking band system, securing each component firmly in place.

SKU: 2-100-012

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.

Technical Specifications
Product NamePipe 250mm Ø 100
Dimensions250mm diameter, effective installed length of 215mm
Materials304 Stainless Steel, 0.4mm thick, 316 Stainless Steel, 0.4mm thick
InsulationCompressed rockwool, 200kg/m3 density
CertificationsHETAS Approved, CE Marked; EN1856-1 T600 N1 W V2 L50040 G50 & EN1856-1 T200 P1 W V2 L50040 O20
Fuel CompatibilityWood, Oil, Gas, Low sulphur coal
SystemTWPro Twin Wall Insulated Chimney
Safety Clearance50mm from combustibles
Begin by ensuring that all components of the TWPro Twin Wall Insulated Chimney system are clean and free from damage. Carefully position each section of the flue pipe, making sure that there is a minimum 50mm gap to any combustible material. Secure the pipe using the integrated locking band system, following the manufacturer’s detailed installation instructions. Regularly check that the joint connections remain tight, and consult professional guidelines if in doubt during assembly or maintenance. Remember, proper installation is vital for the optimal performance and safety of your flue system.

This flue pipe is compatible with solid fuel, gas, and oil appliances, including woodstoves, gas coal effect fires, and oil and gas boilers.

The outer skin is made of 304 grade stainless steel, while the inner skin is made of 316 grade stainless steel. Both have a thickness of 0.4mm.

The insulation is made of compressed rockwool, offering a density of 200kg/m3 for superior thermal protection.

Yes, it is HETAS Approved, ensuring it meets high safety and efficiency standards.

Installation involves securing the TWPro Twin Wall Insulated Chimney parts together using a locking band. Ensure a 50mm distance from the outside of the flue to any combustible material.

The product is CE marked and holds the following designation numbers: EN1856-1 T600 N1 W V2 L50040 G50 and EN1856-1 T200 W V2 L50040 O20.

The effective installed length of the Pipe 250mm Ø 100 is 215mm.

 

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