TWPro - Structural Locking Band - 80 Ø
At a Glance
- - Constructed from high-quality 304 stainless steel (outer) and 316 stainless steel (inner) with 0.40mm thickness
- - Compressed rockwool insulation (200kg/m³) for excellent thermal protection
- - HETAS approved and CE marked in compliance with EN1856-1 standards
- - Designed for both solid fuel and gas/oil appliances including woodstoves, coal effect fires and oil boilers
- - Ensures secure installation for unsupported flue lengths up to 2.9 metres with mandatory 50mm clearance 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 Structural Locking Band - 80mm Ø is an essential component for securing your chimney flue system, specially designed for both solid fuel and gas/oil appliances such as woodstoves, gas coal effect fires, and oil boilers. Constructed with high-quality 304 grade stainless steel for the outer skin and 316 grade stainless steel for the inner skin, each with a thickness of 0.4mm, this band ensures robust and durable performance. The insulation is crafted from compressed rockwool with a density of 200kg/m³, providing excellent thermal protection.
With a mandated distance of 50mm from any combustible materials, safety is paramount. Fully welded and built to last, the TWPro Structural Locking Band is HETAS approved and CE marked, adhering to strict European standards (EN1856-1 T600 N1 W V2 L50040 G50 and EN1856-1 T200 W V2 L50040 O20). Ideal for securing unsupported lengths of flue up to 2.9 metres, making it a versatile and reliable choice for your installation needs.
SKU: 2-80-054
Technical Specifications | |
---|---|
Diameter | 80 mm |
Outer Material | 304 Stainless Steel (0.40 mm thick) |
Inner Material | 316 Stainless Steel (0.40 mm thick) |
Insulation | Compressed Rockwool (200kg/mu00b3) |
Approval | HETAS / CE |
Applicable Fuels | Wood, Oil, Gas, Low Sulphur Coal |
Clearance Requirement | 50 mm from combustibles |
Max Unsupported Span | Up to 2.9 metres |
Standards | EN1856-1 T600 N1 W V2 L50040 G50 & EN1856-1 T200 W V2 L50040 O20 |
Delivery Information +
We work relentlessly to ensure you get your order fast. Estimated delivery for this product is Thursday, April 3rd. 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
At National Flues, we highly endorse the TWPro Structural Locking Band - 80mm Ø for its outstanding durability and performance. Secure your flue systems with confidence, backed by our reliable nationwide delivery services and excellent trade and retail customer support.
The TWPro Structural Locking Band - 80mm Ø is used to secure chimney flue system joints, providing stability and support, particularly for unsupported sections up to 2.9 metres in length.
TWPro is renowned for producing high-quality flue system components that ensure safety, durability, and compliance with stringent standards. Their products are trusted by professionals and homeowners alike.
