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TWPro MB - MI AD-Cowl - Ø 150 (37-150-105)

National Flues proudly presents the TWPro MB - MI AD-Cowl - Ø 150, a state-of-the-art anti-down draft terminal designed to resolve downdraught challenges in chimneys. Engineered with robust stainless steel construction and suitable for various fuel types, this accessory is an essential upgrade for solid fuel, gas, and oil appliance installations. Read more...
TWPro MB - MI AD-Cowl - Ø 150
IN STOCK
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Now only £127.99
including free delivery Give us a call if you find it cheaper and we'll normally price match.
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At a Glance

  • Crafted from premium stainless steel (304 outer, 316 inner)
  • Innovative anti-down draft design for improved chimney performance
  • Versatile compatibility with solid fuel, gas, and oil appliances
  • High-temperature black finish enhances durability and aesthetics
  • Fully welded construction for robust, long-lasting use
  • HETAS Approved and CE marked for safety and compliance

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.
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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: sales@nationalflues.com

The TWPro MB - MI AD-Cowl - Ø 150 is an innovative anti-down draft terminal, specifically designed to integrate seamlessly with TWPro systems. This terminal provides an appealing finish to your chimney and is perfect for those experiencing downdraught challenges. Crafted from high-quality 316-grade stainless steel, ensuring durability and suitability across a range of fuels, including solid fuel, gas, and oil appliances.### APPLICATIONSThe TWPro MB - MI AD-Cowl is versatile and fits perfectly on woodstoves, gas coal effect fires, oil boilers, gas boilers, and various other solid fuel appliances.### CONSTRUCTIONThe outer skin is made from 304 stainless steel with a 0.4mm thickness and coated in a high-temperature black finish for added resilience and aesthetics.

The inner skin is constructed from 316-grade stainless steel, also 0.4mm thick, with compressed rockwool insulation at a density of 200kg/m3. Every component is fully welded to ensure a robust and reliable build. Maintain a safe distance of 50mm from combustibles.### APPROVALSRest assured with the TWPro MB - MI AD-Cowl as it is HETAS Approved and CE marked.

Designations include: EN1856-1 T600 N1 W V2 L50040 G50, EN1856-1 T200 P1 W V2 L50040 O20.### INSTALLATIONSecuring the TWPro Twin Wall Insulated Chimney components is straightforward with the included Locking Band. Ensure a 50mm clearance from the exterior of the flue to any combustible materials like wooden structures or plasterboard for safety.

SKU: 37-150-105

Delivery Information* +

We work relentlessly to ensure you get your order fast. Estimated delivery for this product is Monday, November 17th. This is based on current lead times. Bear in mind that it is a busy time of year. If you need a product delivered by a specific time in the next 7 days, then please give us a call on 01670 206 999. Visit our Shipping Information page for more information.

About National Flues Ltd +

We began over 30 years ago as a fireplace shop in the North East. We now supply hundreds of trade professionals and thousands of retail customers, all across the UK, every month. We are still a family owned business, lead by the MD Neil, and always try our best to deliver the best possible experience. We also price match, so give us a call if you find this cheaper and want to buy from us. Visit our about us page to read a bit more.

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Technical Specifications
Outer Skin Material304 Stainless Steel with High-Temperature Black Finish
Inner Skin Material316-Grade Stainless Steel
Skin Thickness0.4mm (both inner and outer)
InsulationCompressed Rockwool, 200kg/m³
Fuel CompatibilitySolid Fuel, Gas, Oil Appliances
ApprovalsHETAS Approved, CE Marked (EN1856-1 T600 N1 W V2 L50040 G50, EN1856-1 T200 P1 W V2 L50040 O20)
Minimum Clearance50mm from combustible materials
For a secure installation, begin by ensuring that the terminal is fitted with the included Locking Band. A minimum clearance of 50mm must be maintained from any combustible materials, such as wooden structures or plasterboard. The TWPro MB - MI AD-Cowl should be mounted following the specific instructions provided in the installation manual. Check all welding joints and connections before use, and verify that the flue is free of obstructions. Adhering strictly to these guidelines will not only ensure optimal performance but also enhance the overall safety of your installation.

The terminal features an outer skin made from 304 stainless steel with a high-temperature black finish and an inner skin from 316-grade stainless steel. It also includes compressed rockwool insulation for extra durability.

Yes, the TWPro MB - MI AD-Cowl - Ø 150 is suitable for solid fuel appliances, as well as gas and oil appliances.

This product is HETAS Approved and CE marked. It meets designations EN1856-1 T600 N1 W V2 L50040 G50 and EN1856-1 T200 P1 W V2 L50040 O20.

The installation is straightforward with the provided Locking Band. Ensure a 50mm clearance from any combustible material including wood and plasterboard.

The high-temperature black finish not only adds an aesthetic appeal but also provides added durability to the terminal.

A clearance of 50mm from the outer surface of the flue to any combustible materials is required for safety.

Yes, the TWPro MB - MI AD-Cowl - Ø 150 can be used with gas and oil appliances, in addition to solid fuel ones.

 

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