TWPro MB - Pipe 500mm - Ø 175
At a Glance
- Rigid 500mm fixed length for precise installation
- Twin wall insulated design for optimal thermal efficiency
- Fully welded construction to ensure an airtight, secure fit
- Outer skin in high-temperature black coated 304 stainless steel; inner skin in 316 stainless steel
- Compressed rockwool insulation with 200kg/m3 density for superior heat retention
- HETAS approved and CE marked for reliable safety
- Suitable for wood, oil, gas, and low sulphur coal appliances
- Requires a minimum distance of 50mm 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: [email protected]
- Info
- Specs
- Install
- FAQs
The TWPro MB 500mm Pipe Ø 175 is a top-of-the-line twin wall insulated chimney pipe designed for exceptional performance across a range of heating applications. Constructed with a robust outer skin of 304 stainless steel, coated in a high-temperature black finish, and an inner skin of 316 grade stainless steel, it ensures superior durability and safety. The 0.4mm thick stainless steel skins are complemented by compressed rockwool insulation, providing a density of 200kg/m3 for optimum thermal efficiency.
This pipe is fully welded, ensuring an airtight and secure fit. With a minimum distance of 50mm required from combustibles, it meets stringent safety standards and is HETAS approved and CE marked. Ideal for use with woodstoves, gas coal effect fires, oil boilers, and other solid fuel appliances, the TWPro MB pipe guarantees a reliable and efficient flue system.
SKU: 37-175-011
Technical Specifications | |
---|---|
Length | 500mm (fixed) |
Effective Installed Length | 465mm |
Diameter | u00d8 175mm |
Wall Type | Twin Wall Insulated |
Outer Material | 304 Stainless Steel with High-Temperature Black Coating |
Inner Material | 316L Stainless Steel |
Insulation | Compressed Rockwool |
Insulation Density | 200kg/mu00b3 |
Safety Approvals | HETAS / CE |
Minimum Clearance | 50mm |
Suitable Fuels | Wood, Oil, Gas, Low Sulphur Coal |
Delivery Information +
We work relentlessly to ensure you get your order fast. Estimated delivery for this product is Tuesday, April 8th. 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.
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National Flues Ltd Verdict
At National Flues, we highly recommend the TWPro MB 500mm Pipe Ø 175. This product is perfect for various heating appliances, offering excellent durability and performance. Our reliable delivery and competitive pricing make it an excellent choice for both retail and trade customers nationwide.
The TWPro MB 500mm Pipe Ø 175 is designed to provide a reliable and efficient chimney flue system for solid fuel, gas, and oil heating appliances, ensuring safe and effective venting of combustion gases.
TWPro is a reputable brand known for manufacturing high-quality twin wall chimney flue systems, offering excellent durability, safety, and performance for a variety of heating appliances.
