Anti-wind Cowl Ø 100
At a Glance
- - Ultimate wind and rain protection
- - Constructed from durable 304 and 316L stainless steel
- - Suitable for solid fuel, gas, oil, and low sulphur coal appliances
- - Fully welded design for a reliable, seamless fit
- - HETAS approved and CE marked for assured quality and safety

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 100 is engineered for excellence, designed specifically for use with solid fuel and gas/oil appliances such as woodstoves, gas coal effect fires, oil, and gas boilers. Its robust construction features an outer skin made from high-quality 304 grade stainless steel and an inner skin crafted from durable 316 grade stainless steel. Each skin has a thickness of 0.4mm, ensuring long-lasting durability and performance.
The insulation is made from compressed rockwool, boasting a density of 200kg/m3 to provide superior thermal resistance and safety. All components of the cowl are fully welded, ensuring a seamless and reliable fit. The design maintains a safe distance of 50mm from any combustibles, complying with safety standards.
TWPro products, including this cowl, come with HETAS approval and are CE marked, meeting stringent quality and safety regulations. Its designation numbers are EN1856-1 T600 N1 W V2 L50040 G50 and EN1856-1 T200 W V2 L50040 O20, highlighting its compliance with European standards. Installation is straightforward, using a Locking Band to securely connect TWPro Twin Wall Insulated Chimney parts.
Maintain a 50mm distance from combustible materials like wood or plasterboard when fitting the cowl for maximum safety.
SKU: 2-100-091
Technical Specifications | |
---|---|
SKU | 2-100-091 |
Overall Diameter | 100mm |
Inner Material | 316L Stainless Steel (0.4mm thick) |
Outer Material | 304 Stainless Steel (0.4mm thick) |
Insulation | Compressed Rockwool (200kg/m3) |
Approvals | HETAS, CE |
Installation Clearance | 50mm from combustibles |
Designations | EN1856-1 T600 N1 W V2 L50040 G50 / EN1856-1 T200 W V2 L50040 O20 |
System Compatibility | TWPro |
Delivery Information +
We work relentlessly to ensure you get your order fast. Estimated delivery for this product is Tuesday, April 8th. 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 Anti-Wind Cowl Ø 100 is a superb addition to any chimney setup, ensuring ultimate protection against wind and rain. With HETAS approval and nationwide delivery, this top-notch product is a favorite among our retail and trade customers.
The Anti-Wind Cowl Ø 100 is designed to protect chimneys and flues from adverse wind and rain conditions, ensuring safe and efficient operation of solid fuel and gas/oil appliances.
National Flues is a leading UK supplier of high-quality fireplaces and flues, serving both retail and trade customers with reliable delivery and competitive pricing.
