× National Flues
We Will NOT Be Beaten on Price.
Free Delivery on Orders Over £100
5 Star Reviewed on Trustpilot
Free Flue Design Service Available
Help? 01670 206999 (8am-5pm)

TWPro MB - Joist Support - Ø 175

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 technol... More...
Hover to Zoom / Click for Gallery
Now only £28.49
Including VAT Buy with confidence. If you find this cheaper within 48 hours of checkout, we'll refund the difference.

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

 

Payment Options

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.
  • Operational Efficiency: We have streamlined processes to reduce overhead.

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: [email protected]

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

Technical Specifications
SKU58-175-068
ModelTWPro MB - Joist Support - u00d8 175mm
Diameter175mm
Outer Skin304 grade stainless steel, 0.4mm thick
Inner Skin316 grade stainless steel, 0.4mm thick
InsulationCompressed rockwool (200kg/mu00b3 for TWPro, 128kg/mu00b3 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.
Delivery Information +

We work relentlessly to ensure you get your order fast. Estimated delivery for this product is Tuesday, April 8th. If you need faster stove or fireplace delivery please give us a call. We can often reduce longer lead times if we pay the carrier £25 for express delivery. Visit our Shipping Information page for more information.

Warranty & Returns +

All our products come with warranties. Mi-Flex offers a lifetime guarantee. Returns for damaged items are covered by insurance; non-damaged returns incur return delivery costs.

Price Match Guarantee +

We will match any price like for like. If you find it cheaper within 48 hours, we'll refund the difference.

Compatible and other products that may be of interest...

Read our buyers guide for this TWPro MB - Joist Support - Ø 175

National Flues Ltd Verdict

The TWPro MB Joist Support Ø 175mm is an outstanding choice for anyone seeking a reliable and robust support system for their chimney. At National Flues, we are rarely beaten on price and offer swift, dependable delivery across the UK. Serving both retail and trade customers, this product has our full endorsement for top performance and value.

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

National Flues is a leading supplier of fireplaces and flues across the UK, known for unbeatable prices, reliable delivery, and excellent service to both retail and trade customers.

 

Our Rating Image

Upgrade your chimney support system now with TWPro MB – quality you can trust.

Your recently viewed products:

Multiple Payment Options- including Klarna, Clearpay, Mastercard, Visa and Paypal
Free Design Service