TWPro GREY - Structural Locking Band - Ø 150
At a Glance
- Engineered for unsupported chimney flue lengths up to 2.9m
- Constructed with dual stainless steel layers (304 outer, 316 inner) at 0.4mm thickness
- Compressed rockwool insulation with 200kg/m³ density for enhanced thermal protection
- Fully welded design for optimum strength and durability
- HETAS Approved and CE marked for trusted safety standards
- Designed to maintain a safe 50mm distance from combustibles

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 GREY Structural Locking Band Ø 150 is engineered to provide robust support for solid fuel and gas/oil appliances like woodstoves, gas fireplaces, and boilers. Constructed with high-grade stainless steel, it includes an outer skin of 304-grade material and an inner skin of durable 316-grade stainless steel, both boasting a thickness of 0.4mm. Its compressed rockwool insulation, with a density of 200kg/m3, ensures superior heat resistance.
Fully welded for optimum strength, this locking band's design keeps your chimney flue secure and maintains a safe distance of 50mm from any combustible materials. HETAS Approved and CE marked, it meets stringent safety standards, ensuring reliable performance in all applications. Ideal for unsupported lengths up to 2.9 meters, this structural locking band must be fitted above and below the final wall support to maintain stability.
SKU: 17-150-054
Technical Specifications | |
---|---|
SKU | 17-150-054 |
Model | TWPro GREY Structural Locking Band u00d8 150 |
Outer Material | 304 Stainless Steel, 0.40mm thick |
Inner Material | 316L Stainless Steel, 0.40mm thick |
Insulation | Compressed Rockwool, 200kg/mu00b3 density |
Approved Standards | HETAS / CE |
Minimum Combustible Clearance | 50mm |
Maximum Unsupported Length | 2.9 meters |
Installation | Fitted above and below final wall support |
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 GREY Structural Locking Band Ø 150 is an outstanding product, offering enhanced stability and support for your chimney flue system. Perfect for both retail and trade customers, we deliver nationwide and pride ourselves on our unbeatable prices and reliability.
The TWPro GREY Structural Locking Band Ø 150 is designed to provide additional structural support for chimney flue systems, especially where unsupported lengths up to 2.9 meters are required.
National Flues is a leading supplier of fireplaces and flues in the UK, known for offering unbeatable prices, reliable delivery, and excellent service to both retail and trade customers. With secure online payments and nationwide delivery options, National Flues ensures customer satisfaction every time.
