TWPro - MI AD-Cowl - Ø 125
At a Glance
- Anti-Downdraft Design
- Premium 304/316 Stainless Steel Construction
- High-Temperature Black Coating
- Compressed Rockwool Insulation
- Easy Installation with Supplied Locking Band
- Versatile Fuel Compatibility (Solid, Gas, Oil)

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 TWPro - MI AD-Cowl - Ø 125mm is engineered to solve downdraught problems, ensuring your chimney performs efficiently. Crafted with both aesthetics and utility in mind, this terminal integrates seamlessly with the TWPro range for a visually appealing chimneypot termination. It is designed from robust materials; the outer skin made from durable 304 stainless steel, coated in a high-temperature black finish, while the inner skin boasts 316-grade stainless steel for superior resilience.
Packed with compressed rockwool insulation, it provides excellent thermal protection. Suitable for all fuel types, including woodstoves, gas fires, and oil boilers. Full HETAS approval and CE marking assure you of its premium quality and compliance with EN1856-1 standards.
Installation is straightforward, requiring just a Locking Band (supplied) to secure all parts together, and maintaining a 50mm clearance from combustibles.
SKU: 2-125-105
Technical Specifications | |
---|---|
Dimensions | u00d8125mm |
Materials | Outer: 304 Stainless Steel, Inner: 316 Stainless Steel |
Finish | High-Temperature Black Coating |
Insulation | Compressed Rockwool |
Fuel Compatibility | Solid Fuel, Gas, Oil |
Approvals | HETAS Approved, CE Marked, EN1856-1 Compliant |
Delivery Information +
We work relentlessly to ensure you get your order fast. Estimated delivery for this product is Thursday, April 3rd. 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 TWPro - MI AD-Cowl is a top-notch product that excels in quality and performance. With its anti-down draft feature, it's ideal for various chimney requirements. National Flues brings you this high-performing cowl with reliable delivery across the UK. Whether for retail or trade, we've got you covered.
The TWPro - MI AD-Cowl is specifically designed to prevent downdraughts in chimneys, ensuring efficient and safe operation for a variety of fuel appliances.
National Flues is a trusted supplier of high-quality fireplaces and flues across the UK, known for competitive pricing, reliable delivery, and excellent customer service.
