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Discover the exceptional quality of the National Flues TWPro MB Connecting Pipe Starter Length 500mm - Ø 125, engineered expertly for installation in woodstoves, gas fires, oil boilers, and other solid fuel and gas appliances. As a leading flue component, this product defines both safety and performance, making it a top choice for any homeowner or professional installer seeking reliable and compliant chimney solutions.
In Stock
£133.99
with free delivery
Give us a call if you find it cheaper and we'll try to price match.
At a Glance
HETAS Approved and CE Marked Robust 316L inner and 304 outer stainless steel construction High-temperature black coated outer skin for sleek durability Rebated slip joint allowing up to 200mm adjustable sliding action Compressed rockwool insulation (200kg/m³) for excellent thermal efficiency Includes Locking Band for safe and secure installation Designed for a wide range of appliances: woodstoves, gas fires, oil boilers, and more
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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 MB Connecting Pipe Starter Length 500mm with a Ø 125mm diameter is an essential component in sophisticated fireplace and chimney systems. Designed for use with solid fuel, gas, and oil appliances such as woodstoves, gas coal effect fires, oil boilers, and gas boilers, this product stands out for its quality and functionality. The outer skin is crafted from 304-grade stainless steel with a 0.4mm thickness and finished with a high-temperature black coating, ensuring durability and a sleek appearance.
The inner skin, made of 316-grade stainless steel also with a 0.4mm thickness, provides excellent resilience and temperature resistance. With compressed rockwool insulation boasting a density of 200kg/m³, you are guaranteed unparalleled thermal performance. The TWPro pipe is HETAS Approved, CE marked, and adheres to EN1856-1 standards.
Safety is paramount; a distance of 50mm from combustibles is required, and the securement is ensured through a Locking Band provided with the product.
304 Stainless Steel (0.40mm thickness) with high-temperature black coating
Inner Material
316 Stainless Steel (0.40mm thickness)
Insulation
Compressed Rockwool, density 200kg/mu00b3
Approvals
HETAS Approved, CE Marked, EN1856-1 Standard
Distance From Combustibles
50mm
Adjustable Length
Up to 200mm sliding action with rebated slip joint
Locking Method
Secured with included Locking Band
• Ensure that the area around the pipe installation maintains a minimum clearance of 50mm from any combustible material.
• Carefully line up the rebated slip joint during pre-installation to enable the 200mm sliding adjustment.
• Secure the pipe sections firmly using the provided Locking Band, following the EN1856-1 guidelines.
• Verify that all connections are aligned and that the insulation is properly installed to guarantee optimal thermal performance.
• Use professional tools and adhere to all local regulations regarding chimney system installations.
The TWPro MB Connecting Pipe Starter Length is suitable for solid fuel, gas, and oil appliances including woodstoves, gas coal effect fires, oil boilers, and gas boilers.
The outer skin is made of 304-grade stainless steel with a high-temperature black finish, while the inner skin is crafted from 316-grade stainless steel. The insulation material is compressed rockwool.
A minimum distance of 50mm from any combustible materials such as wood or plasterboard should be maintained.
Yes, the TWPro MB Connecting Pipe is HETAS Approved and also CE marked.
The TWPro pipe sections are secured using a Locking Band, which is supplied with the product. Ensure you maintain the required distance from combustibles during installation.
This product has a length of 500mm and an external diameter of 125mm. The rebated slip joint allows for an adjustment of up to 200mm.
The TWPro MB Connecting Pipe uses compressed rockwool insulation with a density of 200kg/m³ for excellent thermal performance.
Delivery Information +
We work relentlessly to ensure you get your order fast.
Estimated delivery for this product is Monday, May 19th. Delivery times of products not in our warehouses depend on product availability and shipping. If you need a definitive delivery time give us a call.
If you need faster stove or fireplace delivery please also give us a call.
We can sometimes 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.
The TWPro MB Connecting Pipe Starter Length 500mm - Ø 125 from National Flues is a sophisticated solution designed to deliver reliability, performance, and safety for a range of heating appliances. Whether you are installing a new system or upgrading an existing one, this connecting pipe offers an unmatched combination of robust construction, innovative design, and compliance with rigorous safety standards.
Product Overview
Constructed from premium-grade stainless steel with a dual-layer approach, the inner skin is made of 316L stainless steel while the outer skin utilises 304 stainless steel, both with a 0.40mm thickness. The outer layer's high-temperature black coating not only provides a sleek, modern look, it also enhances durability against harsh weather and thermal stress. This product is meticulously engineered for solid fuel, gas, and oil appliances such as woodstoves, gas coal effect fires, oil boilers, and gas boilers, making it highly versatile.
Key Features & Benefits
Safety First
• HETAS Approval and CE Marking: These certifications ensure that the TWPro MB meets all necessary safety and performance standards, reducing any risks associated with your chimney system installations.
Durable and Robust
• Stainless Steel Construction: The use of 316L and 304 stainless steel guarantees a product that is resilient against corrosion and thermal variations, ensuring longevity.
Innovative Design
• Rebated Slip Joint: The unique design allows for up to 200mm of adjustable sliding action. This means that during installation or maintenance, you can easily disconnect appliances without disturbing the entire chimney setup.
Superior Insulation
• Compressed Rockwool: With a density of 200kg/m³, this insulation material significantly improves thermal efficiency by reducing heat loss and maintaining consistent temperature levels within your system.
Secure Installation
• Locking Band: For added safety, the TWPro MB includes a Locking Band which ensures a secure fit. This prevents accidental disconnection and maintains the integrity of your installation over time.
Installation Guidelines
Correct installation is paramount to maximize both the performance and safety of your chimney system. Before starting installation, please ensure the working area is free from any obstructions and that you have all necessary tools at your disposal.
Step-by-Step Process
1. Preparation: Begin by checking that all components are present and in good condition. Confirm that you have the TWPro MB Connecting Pipe, the Locking Band, and the appropriate insulation materials.
2. Measure Clearance: Verify that a minimum clearance of 50mm is maintained from any combustible material around the installation area.
3. Positioning: Align the connecting pipe with the appliance outlet. The rebated slip joint design allows for an adjustment of up to 200mm, so ensure that the alignment enables easy connection and disconnection.
4. Securing the Joint: Once the pipe is correctly aligned, secure it using the provided Locking Band. Double-check that the joint is tight and that there is no movement once secured.
5. Final Checks: Inspect the installation to ensure all parts are firmly in place, and that the insulation is correctly installed along the full length of the connecting pipe.
Safety & Compliance
The TWPro MB Connecting Pipe is designed to adhere strictly to EN1856-1 standards. Its HETAS Approval and CE marking are a testimony to its safety and quality. It is crucial that all safety guidelines are followed during installation. Always ensure that the pipe maintains a 50mm clearance from combustibles, and that all securing mechanisms are correctly implemented.
Maintenance & Troubleshooting
Regular checks should be conducted to ensure the integrity of the installation. Over time, it is advisable to inspect the Locking Band and the condition of the stainless steel surfaces. Should you notice any signs of wear or damage, consult a professional immediately. Routine maintenance can prevent most common issues and extend the lifespan of your connecting pipe.
Optional Accessories
To further enhance the performance and longevity of your chimney system, consider exploring our range of optional accessories. These include additional insulation kits, replacement Locking Bands, and extended pipe sections compatible with the TWPro MB. Accessorising your installation not only improves thermal efficiency but also adds an extra layer of safety and convenience. These accessories are designed to work seamlessly with the TWPro MB, ensuring that your overall system remains efficient and reliable.
Frequently Asked Questions
Q: How do I ensure that my installation is safe?
A: Always adhere to the specified clearance of 50mm from combustibles and secure all connections properly using the Locking Band. If unsure, consult with a professional installer.
Q: Are there additional accessories available?
A: Yes, we offer a range of optional accessories such as extended pipe sections and insulation enhancements, which you can easily search for to customise your installation.
Q: What steps can I take if I experience issues post-installation?
A: Regular inspections and maintenance are key. If any part appears faulty, contact a professional to assess and rectify the issue promptly.
Conclusion
The TWPro MB Connecting Pipe Starter Length 500mm - Ø 125 is an exceptional product that brings together cutting-edge design, safety, and efficiency, making it a vital component for any modern chimney system installation. Its superior construction, innovative features, and compliance with stringent safety standards make it a top choice for both domestic and commercial applications. Whether you are a seasoned professional or a DIY enthusiast, investing in this product will assure you of performance and durability for years to come. Buy now or call for more advice and support on your installation process.
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Order now to secure your TWPro MB Connecting Pipe Starter and experience an unmatched level of performance and safety!
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