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TWPro MB - Storm Collar - Ø 150 (58-150-082)

The TWPro MB Storm Collar Ø 150 is a premier chimney flue accessory designed for woodstoves, oil & gas boilers, and solid fuel appliances. Manufactured by TWPro, a leader in high-quality chimney solutions, this storm collar ensures superior water-tightness, protects roof flashings from extreme weather conditions, and offers excellent thermal insulation. Read more...
TWPro MB - Storm Collar - Ø 150
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Now only £20.99
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At a Glance

  • Constructed from durable 304 and 316 grade stainless steel
  • Enhanced thermal resistance via compressed rockwool insulation
  • HETAS approved and CE marked for safety and reliability
  • Specifically engineered for water-tight chimney installations
  • Easy installation with a secure locking band system

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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Phone: 01670 206999
Email: sales@nationalflues.com

The TWPro MB Storm Collar Ø 150 is designed for use on a range of appliances including woodstoves, gas coal-effect fires, oil, and gas boilers, as well as any solid fuel appliances. Its construction features an outer skin made from 304-grade stainless steel and an inner skin crafted from 316-grade stainless steel, both 0.4mm thick. The insulation is made from compressed rockwool, providing unmatched thermal resistance with a density of 200kg/m3 TWPro and 128Kg/m3.

This accessory is fully welded to ensure durability and a snug fit. The necessary distance to combustibles is 50mm for TWPro and 60mm for KC, making it a safe choice for any chimney setup. TWPro is HETAS approved and CE marked, adhering to the highest standards outlined in several EN1856-1 designations.

Installation is straightforward, involving the use of a Locking Band to secure the twin wall insulated chimney parts. Always ensure the required distance from combustibles is maintained for optimal safety.

SKU: 58-150-082

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
Material304-grade stainless steel (outer) and 316-grade stainless steel (inner)
Skin Thickness0.4mm each
InsulationCompressed rockwool; 200kg/m3 (TWPro) and 128kg/m3 (KC)
ApplicationWoodstoves, gas coal-effect fires, oil & gas boilers, solid fuel appliances
Minimum Distance To Combustibles50mm for TWPro and 60mm for KC
CertificationsHETAS approved, CE marked, complies with EN1856-1 designations
Installation GuidanceInstall approx. 25mm above the tallest flashings; secure with a locking band and apply silicone for water-tightness
Install the storm collar 25mm above the highest part of your roof flashing. Secure the collar using the provided Locking Band to ensure a snug fit. Once positioned, apply a continuous bead of silicone around the top edge and the flue to create a complete water-tight seal. It is essential to maintain the required clearance from combustible materials—50mm for TWPro and 60mm for KC—to comply with safety regulations. Always refer to local building codes and follow the manufacturer's guidelines during installation.

The TWPro MB Storm Collar Ø 150 is suitable for solid fuel appliances such as woodstoves, gas coal-effect fires, oil and gas boilers, and any other solid fuel devices.

The outer skin of the TWPro MB Storm Collar is made from 304-grade stainless steel, and the inner skin is made from 316-grade stainless steel. Both are 0.4mm thick.

The TWPro MB Storm Collar should be installed approximately 25mm above the tallest part of the flashing. Once secured, apply a bead of silicone around the top edge and the flue to ensure complete water-tightness.

Yes, the TWPro MB Storm Collar is HETAS approved and CE marked, adhering to high safety and performance standards.

The insulation is made from compressed rockwool, offering a density of 200kg/m3 for TWPro and 128Kg/m3, providing excellent thermal resistance.

For TWPro, the distance to combustibles is 50mm, and for KC, it is 60mm. Always maintain these distances to ensure safety.

The product complies with several designations including TWPro EN1856-1 T600 N1 W V2 L50040 G50 and TWPro EN1856-1 T200 W V2 L50040 O20, among others.

 

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