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TWPro MB - Rotating Cowl - Ø 125 (37-125-094)

The TWPro MB Rotating Cowl Ø 125 is a leading chimney accessory from TWPro, renowned for its precision engineering and superior performance. Designed for a range of heating systems including woodstoves, oil boilers, and gas appliances, this innovative rotating cowl not only enhances draft control but also ensures safe operation. Read more...
TWPro MB - Rotating Cowl - Ø 125
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Now only £219.99
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At a Glance

  • Effective down draft mitigation to improve chimney performance
  • Constructed with robust 304 and 316 stainless steel for long-lasting durability
  • High temperature black coated outer skin resists harsh conditions
  • Compliant with HETAS and CE standards for reliable safety
  • Secured installation with an included Locking Band ensuring a tight, secure fit
  • Suitable for solid fuel and gas/oil appliances including woodstoves, oil boilers and gas boilers

Please Note: All dimensions refer to the internal diameter of flues. If unsure, please call 01670 206999 to ensure you choose the correct products.

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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:

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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).

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Have Questions?
Phone: 01670 206999
Email: sales@nationalflues.com

The TWPro MB - Rotating Cowl - Ø 125 is designed to mitigate the effects of down draft in your chimney system. Suitable for solid fuel and gas/oil appliances—including woodstoves, gas coal effect fires, oil boilers, and gas boilers—this rotating cowl is a versatile addition. The outer skin is constructed from 304 stainless steel with a 0.4mm thickness, finished in a high-temperature black coating.

The inner skin is made from 316-grade stainless steel, also 0.4mm thick. For insulation, the cowl uses compressed rockwool with a density of 200kg/m3, ensuring effective thermal protection. Each component is fully welded for durability.

Notably, the TWPro MB maintains a 50mm distance from combustibles and is compliant with HETAS and CE standards. Installation is straightforward with the included Locking Band, ensuring secure assembly. Adhering to designation numbers EN1856-1 T600 N1 W V2 L50040 G50 and EN1856-1 T200 P1 W V2 L50040 O20, this product meets stringent safety and performance criteria.

SKU: 37-125-094

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
SKU37-125-094
Outer Material304 Stainless Steel, 0.4mm thick, High Temperature Black Coated
Inner Material316L Stainless Steel, 0.4mm thick
InsulationCompressed Rockwool, density 200kg/m3
Safety Clearance50mm from combustibles
ApprovalsHETAS / CE
DesignationEN1856-1 T600 N1 W V2 L50040 G50 / EN1856-1 T200 P1 W V2 L50040 O20
Installation is straightforward with the included Locking Band. Always ensure a minimum clearance of 50mm from any combustible material during installation. Follow the provided guidelines step-by-step and secure all components firmly. If in doubt, consult a professional installer to guarantee optimal performance and compliance with safety standards.

The TWPro MB - Rotating Cowl is suitable for use with solid fuel, gas, and oil appliances such as woodstoves, gas coal effect fires, oil boilers, and gas boilers.

The cowl's outer skin is made from 304 stainless steel with a high-temperature black finish, while the inner skin is constructed from 316-grade stainless steel. It also features compressed rockwool insulation.

Yes, the TWPro MB - Rotating Cowl is HETAS approved and CE marked, ensuring it meets high safety and performance standards.

The TWPro MB - Rotating Cowl uses compressed rockwool insulation with a density of 200kg/m3.

The cowl is secured using a supplied Locking Band, ensuring a secure and safe assembly.

Ensure a distance of 50mm from the outer surface of the flue to any combustible material such as wood or plasterboard.

The cowl complies with designation numbers EN1856-1 T600 N1 W V2 L50040 G50 and EN1856-1 T200 P1 W V2 L50040 O20.

 

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