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TWPro MB - Structural Locking Band - Ø 150 (37-150-054)

The TWPro MB Structural Locking Band from National Flues offers exemplary stability and safety for your chimney installations. This premium Ø 150mm locking band is engineered using high-grade 304 and 316 stainless steel, ensuring compatibility with woodstoves, oil boilers, gas boilers, and other heating appliances. When you choose National Flues, you are assured of superior quality, exceptional performance, and compliance with European standards, making this structural flue accessory an ideal choice for secure, long-lasting installations.
Unbeatable value at just £39.99
Give us a call if you find it cheaper and we'll normally price match.

 

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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

Delivery Information +

We work relentlessly to ensure you get your order fast. Estimated delivery for this product is Tuesday, July 8th. This is based on current lead times for this product. 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 on 01670 206 999. 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.

Best 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.

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]

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
SKU37-150-054
Dimensionsu00d8 150mm
Chimney Length SupportedUp to 2.9 metres
Outer Material304 Stainless Steel (0.4mm, high temperature black coated)
Inner Material316L Stainless Steel (0.4mm)
InsulationCompressed Rockwool (200kg/m3)
CertificationsHETAS Approved, CE marked (EN1856-1 T600 N1 W V2 L50040 G50 / EN1856-1 T200 P1 W V2 L50040 O20)
Clearance50mm to combustible materials
ComplianceEN1856-1
- Ensure the flue components are clean and free from debris before installation. - Secure each joint with the supplied locking band, ensuring a tight and continuous seal. - Always maintain a minimum clearance of 50mm between the flue and any combustible materials. - Follow the manufacturer’s guidelines for positioning and fixing supports along unsupported lengths. - It is recommended to have the installation inspected by a qualified technician to ensure compliance with local building regulations. - In case of any uncertainties, refer to the user manual or contact our support team for professional advice.

The TWPro MB Structural Locking Band is suitable for solid fuel and gas/oil appliances including woodstoves, gas coal effect fires, oil boilers, and gas boilers.

The band features an outer skin of 304 stainless steel coated in a high-temperature black finish, an inner skin of 316 grade stainless steel, and compressed rockwool insulation with a 200kg/m3 density.

The minimum distance to combustible materials is 50mm, ensuring safe and compliant installations.

Yes, the TWPro MB is HETAS Approved and CE marked, meeting high industry standards with designation numbers EN1856-1 T600 N1 W V2 L50040 G50 and EN1856-1 T200 P1 W V2 L50040 O20.

The locking band is secured using the supplied locking band to ensure joints are tightly sealed. Ensure you maintain the specified distance from combustible materials.

It replaces the standard locking band for unsupported chimney lengths up to 2.9 metres, providing structural stability and safety.

The band is constructed with high-temperature resistant materials including 304 and 316 grade stainless steel and high-density rockwool insulation, ensuring durability and safety under heat.

What our experts say!

"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.

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