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TWPro MB - Roof Brace Kit - Ø 150 (58-150-123)

Discover the National Flues TWPro MB Roof Brace Kit – a premium solution for reinforcing chimneys that extend above your roofline. Ideal for solid fuel and gas/oil appliances, our kit combines durable stainless steel, high-density rockwool insulation, and versatile adjustable fittings. Enhance your chimney safety with this robust, HETAS approved, and CE marked accessory that stands out for its reliability and design.
The price you pay today £74.99
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At a Glance

    Robust stainless steel construction (304 outer, 316 inner)
    High-density rockwool insulation ensuring superior thermal performance
    Adjustable arms from 1.5m to 2.3m for versatile roof heights
    HETAS approved and CE marked for safety compliance
    Secure locking band for a tight, durable connection
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We work relentlessly to ensure you get your order fast. Estimated delivery for this product is Tuesday, July 1st. This is based on current delivery times for this product. Delivery for products not in our warehouses can be delayed because of third party carriers. If you need a stove, or other bulky product, to be delivered by a specific time in the next 7 days then please give us a call. We can sometimes reduce longer lead times if we pay the carrier £25 for express delivery. Visit our Shipping Information page for more information.

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All our products come with warranties and you can read in our blog about they types and terms and conditions for warranties. Mi-Flex flue liner, for example, comes with a lifetime guarantee. Give us a call if you want to know about a specific warranty. Returns for damaged items are covered by insurance; non-damaged returns incur return delivery costs.

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We will match any price, like-for-like, on a retail basis. Give us a call if you find it cheaper and want to buy from us.

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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Have Questions?
Phone: 01670 206999
Email: [email protected]

The TWPro MB Roof Brace Kit - Ø 150mm is designed to provide essential support for chimneys that extend 1.5 metres or more above the roofline. This kit is suitable for use with solid fuel and gas/oil appliances, including wood stoves, gas coal effect fires, and boilers. Constructed with high-grade materials, the outer skin is crafted from 304 grade stainless steel with a thickness of 0.4mm, while the inner skin is made from 316 grade stainless steel at the same thickness.

The insulation used is compressed rockwool, ensuring a density of 200kg/m³ for TWPro and 128kg/m³ for KC parts. This roof brace kit is HETAS approved, CE marked, and fully welded, providing a robust and secure installation. With a distance to combustibles maintained at 50mm for TWPro and 60mm for KC, safety is a top priority.

The chimney parts are secured using a locking band, with adjustable arms ranging from 1.5 metres to 2.3 metres in length, making it versatile for different roof heights and structures.

SKU: 58-150-123

Technical Specifications
Material304 grade stainless steel (outer), 316 grade stainless steel (inner)
InsulationCompressed rockwool (200kg/mu00b3 for TWPro, 128kg/mu00b3 for KC parts)
DimensionsAdjustable arms: 1.5m to 2.3m; u00d8 150mm
CertificationsHETAS Approved, CE Marked
Safety Clearance50mm for TWPro, 60mm for KC from combustibles
Securing MethodLocking Band for robust assembly
In Stock39 units available
Priceu00a341.15 (Our Price) | Retail Price: u00a355.49
Before installation, ensure you have all necessary safety gear and follow the provided installation manual carefully. The kit must be fitted by a qualified technician to comply with local regulations. Ensure that the chimney parts are securely assembled using the locking band. Adjust the arms to fit the specific roof height (between 1.5m and 2.3m) and maintain the recommended clearances to combustibles (50mm for TWPro and 60mm for KC). If in doubt, consult with a professional installer or contact our support team for guidance.

The kit is compatible with solid fuel and gas/oil appliances, including wood stoves, gas coal effect fires, oil, and gas boilers.

The outer skin is made from 304 grade stainless steel, and the inner skin is made from 316 grade stainless steel. The insulation is compressed rockwool.

The TWPro MB Roof Brace Kit is HETAS Approved and CE marked, ensuring it meets high safety standards.

The distance to combustibles is 50mm for TWPro components and 60mm for KC components.

The chimney parts are secured together using a Locking Band, which ensures a tight and secure fit.

Yes, the arms of the roof brace kit can be adjusted from 1.5 metres to 2.3 metres in length.

The insulation density is 200kg/m³ for TWPro parts and 128kg/m³ for KC parts.

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