TWPro MB - Structural Locking Band - Ø 150
At a Glance
- - Supports unsupported chimney lengths up to 2.9 metres
- - Engineered for solid fuel and gas/oil appliances including woodstoves, oil boilers and gas boilers
- - Constructed with 304 stainless steel exterior (0.4mm, high temperature black coated) and 316L stainless steel interior (0.4mm)
- - Incorporates compressed rockwool insulation (200kg/m3) for superior heat resistance
- - HETAS Approved and CE marked for industry standard compliance
- - Maintains a safe 50mm distance from combustible materials

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 150mm is designed for use with solid fuel and gas/oil appliances, such as woodstoves, gas coal effect fires, oil boilers, and gas boilers. This robust band ensures structural integrity for unsupported chimney lengths up to 2.9 metres.Crafted from quality materials, the outer skin of the locking band features 0.4mm thick 304 stainless steel with a high-temperature black finish. The inner skin comprises 0.4mm thick 316 grade stainless steel.
Between these layers, compressed rockwool insulation (200kg/m3 density) provides excellent heat resistance. The TWPro system ensures a safe 50mm distance to any combustible materials, making it a reliable choice for various installations.The TWPro MB is HETAS Approved and CE marked, meeting rigorous industry standards with designation numbers EN1856-1 T600 N1 W V2 L50040 G50 and EN1856-1 T200 P1 W V2 L50040 O20. This structural locking band is secured using a supplied locking band, ensuring joints are tightly sealed for safety and efficiency.Ideal for secure, long-lasting flue installations, the TWPro MB Structural Locking Band is a top-tier component for any heating setup.
With National Flues, you benefit from unbeatable prices and national delivery.
SKU: 37-150-054
Technical Specifications | |
---|---|
SKU | 37-150-054 |
Dimensions | u00d8 150mm |
Chimney Length Supported | Up to 2.9 metres |
Outer Material | 304 Stainless Steel (0.4mm, high temperature black coated) |
Inner Material | 316L Stainless Steel (0.4mm) |
Insulation | Compressed Rockwool (200kg/m3) |
Certifications | HETAS Approved, CE marked (EN1856-1 T600 N1 W V2 L50040 G50 / EN1856-1 T200 P1 W V2 L50040 O20) |
Clearance | 50mm to combustible materials |
Compliance | EN1856-1 |
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.
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National Flues Ltd Verdict
The TWPro MB Structural Locking Band is an exceptional choice for maintaining stability in unsupported chimney lengths. At National Flues, we're proud to offer this high-quality product to both retail and trade customers nationwide with reliable delivery and competitive pricing.
The TWPro MB Structural Locking Band is designed to provide structural support and stability for unsupported chimney lengths up to 2.9 metres in solid fuel and gas/oil appliance installations.
National Flues is a leading supplier of high-quality fireplaces and flues across the UK. Renowned for unbeatable prices, reliable delivery, and exceptional customer service, we cater to both retail and trade customers nationwide with secure online payments.
