We use cookies to ensure a smooth, secure, and ever-improving experience on our website. By continuing to browse, you agree to our use of cookies as detailed in our Cookie Policy. Enjoy your visit and let us now if you need any help!
Cookie Preferences
We use different types of cookies for various purposes. Please select which you allow:
Pipe 800mm Ø 125 (2-125-024)
TWPro’s 800mm Pipe Ø 125 is engineered for superior performance in venting smoke and gases from solid fuel, gas, and oil appliances. This premium chimney flue pipe is ideal for woodstoves, oil and gas boilers, and other heating systems. National Flues delivers this high-quality, HETAS Approved and CE marked product with reliability and ease of installation, ensuring that your heating system meets stringent safety standards.
Hover to Zoom / Click for Gallery
In Stock
£77.49
Give us a call if you find it cheaper and we'll try to price match.
At a Glance
Robust, dual-layer stainless steel construction (304 outer, 316 inner, both 0.40mm thick)
Insulated with dense, compressed rockwool at 200kg/m³ for enhanced safety
Fully welded design for long-lasting durability
HETAS Approved and CE marked, meeting EN1856-1 T600 and T200 standards
Easy and secure installation using a Locking Band system
×
Email Product
Enter your email address to send the product details:
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.
The TWPro 800mm Pipe Ø 125mm is engineered for excellence in performance and durability. Suitable for solid fuel and gas/oil appliances such as woodstoves, gas coal effect fires, and oil/gas boilers, this pipe ensures maximum efficiency. The outer skin is made from high-grade 304 stainless steel, with the inner skin made from 316 stainless steel, both 0.4mm thick.
It’s insulated with dense, compressed rockwool at 200kg/m³, providing superior safety and performance. The fully welded construction guarantees longevity, while maintaining a safe distance of 50mm from combustible materials like wood and plasterboard. The TWPro Pipe is HETAS Approved and CE marked, meeting the EN1856-1 T600 N1 W V2 L50040 G50 and EN1856-1 T200 W V2 L50040 O20 standards.
Installation is straightforward with a Locking Band, ensuring secure connectivity between chimney parts.
SKU: 2-125-024
Technical Specifications
Product Length
800mm
Pipe Diameter
125mm
Outer Material
304 Stainless Steel (0.40mm)
Inner Material
316 Stainless Steel (0.40mm)
Insulation
Compressed Rockwool at 200kg/mu00b3
Approvals
HETAS Approved, CE Marked (EN1856-1 T600 N1 W V2 L50040 G50 & EN1856-1 T200 W V2 L50040 O20)
Minimum Distance To Combustibles
50mm
Connection Type
Locking Band
Installation is straightforward. Begin by verifying that all dimensions and clearance requirements are met. Assemble the pipe sections using the Locking Band system to ensure secure connectivity. Always observe the manufacturer’s installation guidelines. Warning: Maintain a minimum distance of 50mm from combustible materials such as wood and plasterboard. For optimal safety and performance, consider professional installation advice where necessary.
The TWPro 800mm Pipe Ø 125mm is compatible with solid fuel, gas, and oil appliances such as woodstoves, gas coal effect fires, and oil/gas boilers.
The pipe features an outer skin made from 304 grade stainless steel and an inner skin made from 316 grade stainless steel, both of which are 0.4mm thick. It is insulated with compressed rockwool at a density of 200kg/m³.
Yes, the pipe is designed to maintain a safe distance of 50mm from combustible materials like wood and plasterboard.
Yes, the TWPro 800mm Pipe is HETAS Approved and also CE marked, ensuring it meets high safety and performance standards.
Installation is straightforward with the use of a Locking Band, ensuring secure connectivity between chimney parts.
The TWPro Pipe meets the EN1856-1 T600 N1 W V2 L50040 G50 and EN1856-1 T200 W V2 L50040 O20 standards.
Yes, this pipe is suitable for both residential and commercial applications thanks to its robust build and reliable performance.
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.
When it comes to ensuring the safety and efficiency of your heating system, choosing the right chimney flue pipe is paramount. The TWPro 800mm Pipe Ø 125 is designed to offer superior performance whether you are venting a woodstove, oil boiler, or gas appliance. Crafted from high-grade stainless steel with an innovative dual-layer design and insulated with dense rockwool, this pipe not only meets but exceeds industry standards.
Key Features and Benefits
Durable Construction: The pipe is constructed using 304 grade stainless steel for the outer layer and 316 grade stainless steel for the inner layer. Both layers boast a thickness of 0.40mm, ensuring that the pipe is resistant to the rigours of high temperatures and corrosive by-products. The fully welded design means there are no weak points, enhancing overall durability.
Safety and Insulation: The inclusion of dense, compressed rockwool insulation rated at 200kg/m³ is a significant advantage. This insulation not only provides optimum thermal efficiency but also ensures that a safe distance of 50mm is maintained from combustible materials. This makes the pipe a reliable choice for maintaining high safety standards in any installation.
Compliance and Approvals: Safety is further enhanced by the fact that this pipe is HETAS Approved and CE marked. Meeting the EN1856-1 T600 and T200 standards, it guarantees that your fireplace or boiler installation will adhere to the latest safety regulations. This gives homeowners and professionals alike the peace of mind that comes from using a product that has been rigorously tested.
Installation and Ease of Use
The TWPro Pipe Ø 125 has been designed with the installer in mind. With a simple Locking Band system, connecting individual pipe sections is a hassle-free process. Whether you are undertaking a DIY project or working with a professional installer, clear instructions and a user-friendly design make setup straightforward.
Step-by-Step Installation:
- Verify all dimensions and ensure your installation area meets clearance requirements.
- Connect the pipe sections securely using the Locking Band system. This system is designed for a firm and safe fit, eliminating potential gaps.
- Follow the manufacturer’s detailed installation guidelines to ensure everything is set up correctly and safely.
- Always maintain a minimum 50mm distance from any combustible materials to adhere to safety standards.
Optional Accessories and Complementary Products
While the TWPro 800mm Pipe Ø 125 is a robust and reliable solution on its own, many users benefit from additional accessories that can enhance performance and ease of installation. Optional accessories include chimney adapters, additional insulation kits, and specialised connectors which can further secure your chimney system. These accessories are designed to work seamlessly with the TWPro range, allowing you to optimise your heating system. It’s worthwhile to explore our selection of compatible accessories if you are looking to upgrade or customise your installation further.
Addressing Common Concerns
Many customers ask, ‘Is this pipe suitable for my specific appliance?’ The answer is a resounding yes. The TWPro Pipe is built to handle a variety of heating systems, whether it’s a woodstove, oil boiler, or gas appliance. Its high-quality materials and robust design ensure that it performs reliably under different operating conditions.
Another common inquiry relates to installation ease. We understand that not everyone is a professional installer. That is why we have designed the Locking Band system to be intuitive and straightforward, providing clear guidelines that even a determined DIY enthusiast can follow. Moreover, our detailed installation instructions and customer support can further assist you should any uncertainties arise during setup.
Why Choose TWPro?
The TWPro brand is synonymous with quality and innovation in the chimney flue industry. With decades of experience, TWPro has built a reputation for producing products that guarantee performance, safety, and efficiency. Using only the finest materials and the most advanced production techniques, the TWPro 800mm Pipe Ø 125 is a testament to the brand’s commitment to excellence.
Performance You Can Trust: The robust stainless steel construction, combined with industry-leading insulation and a user-friendly installation system, makes this pipe a top choice for both new installations and system upgrades.
Safety First: With features such as a fully welded design and strict compliance with HETAS and CE standards, you can be confident in the reliability and safety of your system. Maintaining a safe distance from combustible materials is crucial and this product ensures that all safety measures are adhered to without compromising performance.
Final Thoughts
Choosing the right chimney flue pipe is an important decision that impacts the safety, efficiency, and longevity of your heating system. The TWPro 800mm Pipe Ø 125 is not just a product; it is a solution for those who demand quality and reliability in every installation. With its industry-leading features, ease of installation, and comprehensive safety certifications, it stands out as the premium choice for a wide variety of heating applications. Whether you are working on a new build or updating an existing installation, investing in this pipe ensures that you are not only meeting statutory requirements but also optimising your system’s overall performance.
The TWPro 800mm Pipe Ø 125 is accompanied by a range of optional accessories to further enhance your setup, ensuring that every aspect of your chimne system is tailored to your specific needs. These accessories are designed to seamlessly integrate with the pipe, providing additional security and efficiency improvements. The options available can help you address unique installation challenges and elevate the safety and functionality of your entire chimney system.
With its combination of excellent materials, rigorous safety features, and user-friendly design, the TWPro Pipe is a smart investment for any property owner who values efficiency and durability in their heating system. Empower your installation with a product that not only complies with the highest standards but also delivers on performance and reliability. Upgrade your chimney system with confidence, knowing that you are investing in a solution that offers long-term benefits for both residential and commercial applications.
Buy now or call 01670 206 999.
Compatible and other products that may be of interest...
