TWPro MB - Pipe 250mm - Ø 150
At a Glance
- - Premium twin wall design with 304-grade stainless steel outer skin and 316L inner skin
- - HETAS approved and CE marked for reliable safety and performance
- - Fixed 250mm rigid length with an effective installed length of 215mm for simplified installation
- - Versatile compatibility with solid fuel and gas/oil appliances including wood stoves, gas coal effect fires, oil boilers, and gas boilers
- - Superior insulation using compressed rockwool (200kg/m³) ensuring optimal thermal performance and energy efficiency

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: [email protected]
- Info
- Specs
- Install
- FAQs
The TWPro MB - Pipe 250mm - Ø 150 is an essential component for your chimney flue system, designed with premium materials for ultimate durability and efficiency. This twin wall insulated pipe is specifically created for use with solid fuel and gas/oil appliances, such as wood stoves, gas coal effect fires, oil boilers, and gas boilers. Constructed with an outer skin made from 304-grade stainless steel and an inner skin of 316-grade stainless steel, both with a thickness of 0.4mm, it ensures robust performance and longevity.
Additionally, the outer skin features a high-temperature black finish for an appealing aesthetic. The insulation comprises compressed rockwool with a density of 200kg/m³, fully welded for optimum safety. The TWPro MB stands out with its HETAS approval and CE marking, reassuring you of its top-notch quality.
Its designation numbers, EN1856-1 T600 N1 W V2 L50040 G50 and EN1856-1 T200 P1 W V2 L50040 O20, confirm its compliance with rigorous industry standards. Installation is straightforward with the supplied locking band, ensuring each part is securely fastened. It's critical to maintain a 50mm distance from any combustible materials, like wood or plasterboard, to the exterior of the flue for safety.
This pipe offers a rigid, fixed length of 250mm with an effective installed length of 215mm, making it a reliable choice for your heating needs.
SKU: 37-150-012
Technical Specifications | |
---|---|
Pipe Length | 250mm (Rigid), 215mm (Effective Installed Length) |
Inner Material | 316L Stainless Steel, 0.40mm thick |
Outer Material | 304 Stainless Steel, 0.40mm thick with High Temperature Black Coating |
Insulation | Compressed Rockwool, 200kg/mu00b3 |
Approvals | HETAS / CE |
Clearance | 50mm from combustibles |
Designation | EN1856-1 T600 N1 W V2 L50040 G50, EN1856-1 T200 P1 W V2 L50040 O20 |
Price | u00a331.74 (Retail Price u00a342.99) |
Delivery Information +
We work relentlessly to ensure you get your order fast. Estimated delivery for this product is Friday, April 4th. 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. If you find it cheaper within 48 hours, we'll refund the difference.
Compatible and other products that may be of interest...
National Flues Ltd Verdict
The TWPro MB - 250mm Pipe Ø 150 is a robust and reliable choice for your chimney flue needs. With superior build quality and HETAS approval, it's a top pick for both retail and trade customers. Plus, enjoy the benefit of our reliable nationwide delivery.
The TWPro MB - Pipe 250mm - Ø 150 is designed to provide a reliable and safe chimney flue solution for various solid fuel and gas/oil appliances.
National Flues is a leading supplier of high-quality fireplaces and flues across the UK, dedicated to providing reliable delivery and unbeatable prices to retail and trade customers.
