Anti-wind Cowl Ø 125
At a Glance
- Constructed with durable 304 stainless steel (outer) and 316L stainless steel (inner) for long-lasting performance
- HETAS Approved and CE Marked for ultimate safety and regulatory confidence
- Designed for use with solid fuel, oil, gas, and low sulphur coal appliances
- Engineered with 0.40mm thick skins and 200kg/m³ compressed rockwool insulation for optimal efficiency
- Features a rain cap and outer cover that provide superior wind and rain protection
- Comes with a Locking Band for straightforward installation and secure fit

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 Anti-Wind Cowl Ø 125 is designed to offer comprehensive protection for chimneys used with solid fuel and gas/oil appliances. Made with high-quality 304 and 316 grade stainless steel, it ensures durability and resistance to harsh conditions. With a rain cap at its core and an outer cover, it effectively prevents wind and rain from entering your chimney.
The inner and outer skins are both 0.4mm thick, and the 200kg/m³ compressed rockwool insulation guarantees optimal performance. All components are fully welded, ensuring superior build quality. The TWPro system is HETAS Approved and CE marked under designation numbers EN1856-1 T600 N1 W V2 L50040 G50 and EN1856-1 T200 W V2 L50040 O20, making it a secure and reliable choice.
Installation is straightforward with a Locking Band, but remember to maintain a 50mm distance from combustible materials.
SKU: 2-125-091
Technical Specifications | |
---|---|
SKU | 2-125-091 |
Nominal Diameter | 125mm |
Outer Material | 304 Stainless Steel - 0.40mm thick |
Inner Material | 316L Stainless Steel - 0.40mm thick |
Insulation | 200kg/mu00b3 compressed rockwool |
Approvals | HETAS / CE |
Designation | EN1856-1 T600 N1 W V2 L50040 G50, EN1856-1 T200 W V2 L50040 O20 |
System | TWPro |
Clearance | 50mm from combustible materials |
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
At National Flues, we are proud to offer the Anti-Wind Cowl Ø 125, a superior product that provides unmatched protection for your chimney. Benefit from our reliable delivery service nationwide, catering to both retail and trade customers.
The Anti-Wind Cowl Ø 125 is designed to protect chimneys from wind and rain, ensuring efficient operation of solid fuel, gas, and oil appliances.
National Flues is a leading supplier of high-quality fireplaces and flues, offering exceptional products at competitive prices with reliable nationwide delivery for retail and trade customers.
