TWPro MB - Structural Locking Band - Ø 175
At a Glance
- Provides secure support for chimney flues up to 2.9 metres of unsupported length
- HETAS approved and CE marked for rigorous safety compliance
- Constructed with a robust 316L stainless steel inner skin and a high-temperature black coated 304 stainless steel outer skin
- Fully welded construction ensures a sleek, seamless installation
- Includes compressed rockwool insulation (200kg/m3) for excellent thermal protection
- Designed for compatibility with wood, oil, gas and low sulphur coal appliances

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 Structural Locking Band - Ø 175 is a vital component for ensuring the safety and integrity of your chimney flue system. Perfect for use with solid fuel, gas, and oil appliances such as woodstoves, gas coal effect fires, oil boilers, and gas boilers. Constructed with a durable 304-grade stainless steel outer skin, coated in a high-temperature black finish, and a robust 316-grade stainless steel inner skin.
With 0.4mm thickness and a compressed rockwool insulation of 200kg/m3 density, it guarantees top-notch thermal protection. Fully welded construction allows for a sleek, seamless look and maximum durability. Ensure a minimum distance of 50mm from combustible materials like wood or plasterboard for safety.
TWPro MB is both HETAS approved and CE marked, meeting designations EN1856-1 T600 N1 W V2 L50040 G50 and EN1856-1 T200 P1 W V2 L50040 O20. Installation is straightforward with the supplied locking band, making your setup hassle-free.
SKU: 37-175-054
Technical Specifications | |
---|---|
Model | TWPro MB - Structural Locking Band |
Diameter | u00d8 175 |
Outer Material | 304 Stainless Steel - High Temperature Black Coated |
Inner Material | 316L Stainless Steel |
Material Thickness | 0.40mm |
Insulation | Compressed Rockwool (200kg/m3) |
Approvals | HETAS, CE |
Fuel Compatibility | Wood, Oil, Gas, Low Sulphur Coal |
Safety Distance | 50mm from combustible materials |
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
The TWPro MB Structural Locking Band - Ø 175 is an exceptional product in our range. Designed to support up to 2.9 metres of unsupported chimney flue, it is both HETAS approved and CE marked. Our reliable nationwide delivery ensures you get this top-notch product promptly, whether you're a retail or trade customer.
The TWPro MB Structural Locking Band - Ø 175 is used to securely join chimney flue sections, providing support for lengths up to 2.9 metres without additional support structures.
National Flues is a renowned supplier of fireplaces and flues across the UK, known for competitive pricing, reliable delivery, and excellent customer service. Serving both retail and trade customers nationwide, we ensure secure transactions for all.
