Sflue Black (31093LGB) - Long Ext. Bracket Heavy Duty Wall Band - 600mm
At a Glance
- - Robust dual-grade stainless steel construction (304 outer, 316 inner) for superior durability
- - Designed for both solid fuel and gas/oil appliances including woodstoves and boilers
- - High-density compressed rockwool insulation (230kg/m3) for excellent thermal safety
- - Fully laser welded for outstanding structural integrity
- - 8 barbed twist-lock system ensures secure and straightforward installation
- - HETAS approved and CE marked for compliance with stringent safety standards
- - 600mm extension bracket optimises wall band configurations to reduce fixing centres

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 Sflue Black (31093LGB) - Long Extension Bracket Heavy Duty Wall Band at 600mm is designed specifically for solid fuel and gas/oil appliances such as woodstoves, gas coal effect fires, and boilers. This high-grade component features an outer skin made from 304-grade stainless steel and an inner skin constructed of 316-grade stainless steel, both at 0.4mm thickness. For optimal insulation, it incorporates compressed rockwool with a density of 230kg/m3, securely encapsulated within twist-lock couplers.
The entire unit is fully laser welded, ensuring robustness and longevity. This wall band maintains a mandatory 50mm clearance from combustibles for enhanced safety. Not only is it HETAS approved and CE marked, but its installation is straightforward with its 8 barbed twist lock system, using locking bands to ensure secure assembly.
SKU: 42-054
Technical Specifications | |
---|---|
SKU | 42-054 |
Product Name | Sflue Black (31093LGB) - Long Ext. Bracket Heavy Duty Wall Band - 600mm |
Length | 600mm |
Outer Material | 304 Stainless Steel (0.40mm thick) |
Inner Material | 316L Stainless Steel (0.40mm thick) |
Insulation | Compressed Rockwool (230kg/m3) |
Fixing Method | 8 barbed twist-lock system with locking bands |
Clearance | 50mm from combustibles |
Applicable Fuels | Wood, Oil, Gas, Low sulphur coal |
Approvals | HETAS, CE |
Warranty | 15 years manufacturing defect warranty; 2 years paint warranty |
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
At National Flues, we understand the importance of reliable and durable chimney components. The Sflue Black (31093LGB) Heavy Duty Wall Band Extension Bracket offers unparalleled performance for both retail and trade customers, ensuring nationwide delivery and competitive prices.
The Sflue Black (31093LGB) Heavy Duty Wall Band Extension Bracket is engineered to extend wall band applications, ensuring secure and safe installation for chimney flue systems used with solid fuel and gas/oil appliances.
Sflue is a reputable brand known for its high-quality chimney flue systems and components. Their products are HETAS approved and CE marked, offering industry-leading performance and reliability for both residential and commercial applications.
