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TWPro GREY - Locking Band - Ø 125 (17-125-050)

The TWPro GREY Locking Band Ø 125 from National Flues is a premium solution for securing your chimney flue system. Designed for both solid fuel and gas/oil appliances, this reliable locking band offers exceptional durability and thermal resistance. Read more...
Now only £41.99
Give us a call if you find it cheaper and we'll normally price match.
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At a Glance

  • Essential locking solution for secure chimney flue joints
  • Constructed with dual stainless steel: 316L inner and 304 outer (0.40mm thick each)
  • Compressed rockwool insulation (200kg/m³) for excellent thermal resistance
  • Fully welded assembly for reliable performance
  • Compliant with HETAS and CE standards
  • Suitable for solid fuel, gas, and oil 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: sales@nationalflues.com

The TWPro GREY Locking Band Ø 125 is an essential component for securing two parts of your chimney flue system. Ideal for solid fuel, gas, and oil appliances such as woodstoves, gas coal effect fires, and various types of boilers, this locking band ensures optimal safety and durability. Constructed with high-quality 304 grade stainless steel for the outer skin and 316 grade stainless steel for the inner skin, both 0.4mm thick, it offers robust performance.

The insulation is made from compressed rockwool with a density of 200kg/m³, providing excellent thermal resistance. Fully welded parts and a distance requirement of 50mm from combustibles make this product both safe and efficient. Approved by HETAS and CE marked, it complies with standards EN1856-1 T600 N1 W V2 L50040 G50 and EN1856-1 T200 W V2 L50040 O20.

When installing, ensure each joint is secured with one of these locking bands, maintaining a safe distance from combustible materials.

SKU: 17-125-050

Delivery Information* +

We work relentlessly to ensure you get your order fast. Estimated delivery for this product is Friday, November 14th. This is based on current lead times. Bear in mind that it is a busy time of year. If you need a product delivered by a specific time in the next 7 days, then please give us a call on 01670 206 999. Visit our Shipping Information page for more information.

About National Flues Ltd +

We began over 30 years ago as a fireplace shop in the North East. We now supply hundreds of trade professionals and thousands of retail customers, all across the UK, every month. We are still a family owned business, lead by the MD Neil, and always try our best to deliver the best possible experience. We also price match, so give us a call if you find this cheaper and want to buy from us. Visit our about us page to read a bit more.

Technical Specifications
SKU17-125-050
ItemLocking Band - Ø 125
DesignationEN1856-1 T600 N1 W V2 L50040 G50 & EN1856-1 T200 P1 W V2 L50040 020
SystemTWPro GREY
Inner Material316L Stainless Steel - 0.40mm thick
Outer Material304 Stainless Steel - 0.40mm thick
InsulationCompressed rockwool (200kg/m³)
Distance To Combustibles50mm
ApprovalsHETAS / CE
FuelsWood, Oil, Gas, Low sulphur coal
• Install the locking band at every flue joint to ensure structural integrity and safety. • Maintain a minimum 50mm gap between the flue outer skin and any combustible material such as wood or plaster board. • Ensure all parts are fully welded and secure before use. • Follow EN1856-1 guidelines during installation and consult a certified installer if uncertain. • Check that the product complies with your local building regulations and appliance standards.

It can be used with solid fuel and gas/oil appliances such as woodstoves, gas coal effect fires, oil and gas boilers, and any other solid fuel appliances.

The outer skin is made from 304 grade stainless steel and the inner skin from 316 grade stainless steel, both with a thickness of 0.4mm.

The insulation consists of compressed rockwool with a density of 200kg/m³.

A minimum distance of 50mm should be maintained from the outer flue to any combustible material like wood or plaster board.

Yes, it is HETAS approved and CE marked, complying with standards EN1856-1 T600 N1 W V2 L50040 G50 and EN1856-1 T200 W V2 L50040 O20.

It is crucial to use a locking band at every joint to ensure the stability and safety of the chimney flue system.

Absolutely, it is suitable for both retail and trade customers, offering the same reliability and safety across all applications.

 

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