Sflue (2108606MT) - Locking Band SCREW TOGGLE - 152mm Ø
At a Glance
- Premium 304 and 316 stainless steel construction (0.40mm thickness)
- Designed for solid fuel, gas, and oil appliances
- 8-barbed twist-lock mechanism ensuring a secure, robust connection
- Fully laser welded for superior durability
- HETAS approved and CE marked for guaranteed safety
- Maintains a safe 50mm distance from combustibles
- Dense, compressed rockwool insulation (230kg/m3) for enhanced thermal performance
- Suitable for both professional installers and DIY enthusiasts

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 152mm Locking Band Screw Toggle (2108606MT) is engineered for excellent performance in both solid fuel and gas/oil appliances such as woodstoves, gas coal effect fires, and boilers. Constructed from high-quality materials, this locking band features an outer skin made of 304 grade stainless steel and an inner skin of 316 grade stainless steel, both with a thickness of 0.4mm. The dense, compressed rockwool insulation (230kg/m3) ensures optimal thermal performance, encapsulated within the twist-lock couplers and fully laser welded for superior durability.
This product maintains a safe distance of 50mm from combustibles and is HETAS approved and CE marked according to EN1856-1 T450 N1 D V2 L50040 G50 standards. Every part of the Sflue system is designed for easy assembly with an 8-barbed twist-lock mechanism secured by a locking band, ensuring extra strength at the joints. This versatile and reliable component guarantees a secure fit for your flue system, making it a top choice for installers and DIY enthusiasts alike.
SKU: 22-150-059
Technical Specifications | |
---|---|
SKU | 22-150-059 |
Model | 2108606MT |
Size | 152mm u00d8 |
Inner Material | 316L Stainless Steel, 0.40mm |
Outer Material | 304 Stainless Steel, 0.40mm |
Insulation | Compressed Rockwool, 230kg/m3 |
Approvals | HETAS, CE |
Safe Clearance | 50mm |
Installation Mechanism | 8-barbed twist-lock with locking band |
Warranty | 15 Years |
Fuel Compatibility | Wood, Oil, Gas, Low sulphur coal |
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
The Sflue 152mm Locking Band Screw Toggle (2108606MT) is a robust and secure solution, ideal for all your flue system connections. With National Flues, you benefit from reliable nationwide delivery and the best prices for both retail and trade customers.
The Sflue 152mm Locking Band Screw Toggle is used to securely join components of a twin wall insulated chimney flue system, ensuring a robust and safe connection for various heating appliances.
National Flues is a leading provider of high-quality fireplaces and flues across the UK, offering competitive prices and dependable delivery services for both retail and trade customers.
