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TWPro MB - Joist Support - Ø 175 (58-175-068)

National Flues presents the TWPro MB Joist Support Ø 175mm, a premium chimney support solution engineered for solid fuel and gas/oil appliances. Ideal for wood stoves, gas fires, and boilers, this robust joist support combines cutting-edge stainless steel construction with insulated rockwool technology, guaranteeing durable and safe chimney installations while meeting the highest industry standards.

What it’s for

The TWPro MB Joist Support Ø 175mm is designed to support chimneys as they pass through floor joists, ensuring even weight distribution and stability.

Full features & benefits

  • ✓
    - High-grade stainless steel ensures long-lasting durability and excellent corrosion resistance
  • ✓
    - Compressed rockwool provides efficient insulation, enhancing thermal performance and safety
  • ✓
    - Fully welded design creates a robust, stable support system reducing vibrations and movement
  • ✓
    - Industry-standard approvals guarantee reliability and peace of mind
  • ✓
    - Even weight distribution improves installation quality and longevity
TWPro MB - Joist Support - Ø 175
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At a Glance

  • Premium 304/316 stainless steel construction
  • Robust compressed rockwool insulation
  • Fully welded joints for superior stability
  • HETAS and CE approved for safety
  • Designed for both solid fuel and gas/oil appliances

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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Price Match Guarantee: If you find the same product cheaper within 48 hours, we’ll match it and refund the difference.

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

The TWPro MB Joist Support Ø 175mm is meticulously engineered for use with solid fuel and gas/oil appliances such as wood stoves, gas coal effect fires, oil, and gas boilers. Constructed with premium materials, the outer skin features 304 grade stainless steel measuring 0.4mm thick, while the inner skin utilises 316 grade stainless steel, also at 0.4mm thick. The insulation comprises compressed rockwool, ensuring a robust density of 200kg/m³ TWPro / 128kg/m³ KC, and all parts are fully welded for maximum stability.With HETAS and CE approvals under its belt, the TWPro MB Joist Support meets stringent industry standards, carrying designation numbers like TWPro EN1856-1 T600 N1 W V2 L50040 G50 and KC EN1856-1 T200 W V2 L50040 O20, among others.

This joist support ensures a safe distance of 50mm from combustibles when using TWPro, and 60mm for KC. The ease of installation is enhanced by secured connections using a Locking Band, maintaining necessary distances from flammable materials like wood or plasterboard.

SKU: 58-175-068

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
SKU58-175-068
ModelTWPro MB - Joist Support - Ø 175mm
Diameter175mm
Outer Skin304 grade stainless steel, 0.4mm thick
Inner Skin316 grade stainless steel, 0.4mm thick
InsulationCompressed rockwool (200kg/m³ for TWPro, 128kg/m³ for KC)
Load Support Maximum Distance3 metres
ApprovalsHETAS, CE
Designation NumbersTWPro EN1856-1 T600 N1 W V2 L50040 G50, KC EN1856-1 T200 W V2 L50040 O20, etc.
Installation of the TWPro MB Joist Support is straightforward yet requires attention to detail. Begin by verifying that your installation area complies with the required clearances (50mm for TWPro and 60mm for KC) from combustibles such as wood or plasterboard. Secure the support firmly along the upper floor section spanning the floor joists. Ensure that all connections are tightened using the Locking Band supplied, and double-check that your flue system is evenly aligned. It is vital that you follow the installation guidelines provided in the product manual and adhere to local building regulations. Caution: Always switch off the appliance during installation and consult a professional if unsure.

The outer skin is made of 304 grade stainless steel at 0.4mm thick, and the inner skin is 316 grade stainless steel at 0.4mm thick. The insulation is compressed rockwool.

Yes, it is designed for easy installation, with the parts secured together using a Locking Band. Ensure you maintain the required distance from combustible materials.

The TWPro MB Joist Support is HETAS Approved and CE marked, meeting stringent industry standards.

It is suitable for use with solid fuel and gas/oil appliances including wood stoves, gas coal effect fires, oil, and gas boilers.

The designation numbers include TWPro EN1856-1 T600 N1 W V2 L50040 G50 and KC EN1856-1 T200 W V2 L50040 O20, among others.

For TWPro, the distance to combustibles is 50mm, and for KC, it is 60mm.

Yes, National Flues offers reliable nationwide delivery for all our products, including the TWPro MB Joist Support.

 

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