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TWPro MB - Connecting Pipe Starter Length 500mm - Ø 125 (37-125-022)

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.
The price you pay today £133.99
including free delivery Give us a call if you find it cheaper and we'll normally price match.

 

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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
Delivery Information +

We work relentlessly to ensure you get your order fast. Estimated delivery for this product is Tuesday, July 1st. This is based on current delivery times for this product. Delivery for products not in our warehouses can be delayed because of third party carriers. If you need a stove, or other bulky product, to be delivered by a specific time in the next 7 days then please 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 and you can read in our blog about they types and terms and conditions for warranties. Mi-Flex flue liner, for example, comes with a lifetime guarantee. Give us a call if you want to know about a specific warranty. 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.

Please Note: All dimensions refer to the internal diameter of flues. If unsure, please call 01670 206999 to ensure you choose the correct products.

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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: [email protected]

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.

SKU: 37-125-022

Technical Specifications
ModelTWPro MB Connecting Pipe Starter Length 500mm - u00d8 125
Length500mm
Diameter125mm
Outer Material304 Stainless Steel (0.40mm thickness) with high-temperature black coating
Inner Material316 Stainless Steel (0.40mm thickness)
InsulationCompressed Rockwool, density 200kg/mu00b3
ApprovalsHETAS Approved, CE Marked, EN1856-1 Standard
Distance From Combustibles50mm
Adjustable LengthUp to 200mm sliding action with rebated slip joint
Locking MethodSecured 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.

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