Sflue (2188706) - Ventilated Firestop Plate (Solid Fuel) - 152mm Ø
At a Glance
- - HETAS Approved and CE Marked
- - Dual-layer stainless steel construction (304 outer, 316L inner)
- - High-performance compressed rockwool insulation (230kg/m³)
- - Complies with EN1856-1 T450 N1 D V2 L50040 G50 standards
- - 50mm clearance requirement from combustibles
- - Compatible with wood, oil, gas, and low sulphur coal appliances
- - 15-year warranty for peace of mind

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 Ventilated Firestop Plate (2188706) - 152mm Ø is designed for use with solid fuel and gas/oil appliances, including woodstoves, gas coal effect fires, and boilers. Engineered with precision, its outer skin is made from 304-grade stainless steel, while the inner skin consists of 316-grade stainless steel, both 0.4mm thick. The insulation, composed of compressed rockwool with a density of 230kg/m3, is securely encapsulated within twist-lock couplers.
These parts are fully laser welded, adhering to EN1856-1 T450 N1 D V2 L50040 G50 standards. Ensure a safe installation by maintaining a 50mm distance from combustible materials. Its HETAS Approval and CE marking underscore its safety and quality.
SKU: 22-150-071
Technical Specifications | |
---|---|
Product Code | 22-150-071 |
Dimensions | 152mm u00d8 |
Materials | Inner: 316L Stainless Steel (0.40mm), Outer: 304 Stainless Steel (0.40mm), Insulation: Compressed Rockwool (230kg/mu00b3) |
Approvals | HETAS, CE Marking |
Standards | EN1856-1 T450 N1 D V2 L50040 G50 |
Clearance | 50mm from combustibles |
Fuel Types | Wood, Oil, Gas, Low sulphur coal |
Warranty | 15 Years |
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.
Compatible and other products that may be of interest...
National Flues Ltd Verdict
The Sflue Ventilated Firestop Plate is an outstanding choice for ensuring safe chimney installations in both retail and trade environments. With nationwide delivery and unbeatable prices, National Flues ensures you get top-quality products every time.
The Sflue Ventilated Firestop Plate is used to safely manage the passage of a chimney through upper combustible floors and when these sections are enclosed within a non-combustible shaft.
Sflue is a reputable brand known for its high-quality chimney and flue products, providing reliable solutions for safe and efficient installation in both residential and commercial settings.
