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TWPro MB - 135° Tee - Ø 100 (37-100-034)

The TWPro MB - 135° Tee - Ø 100mm by National Flues is a premium chimney connection solution that combines durability with high performance. Ideal for modern solid fuel, gas, oil, and wood appliance systems, this robust tee offers superb thermal insulation, corrosion resistance, and aesthetic appeal. Read more...
TWPro MB - 135° Tee - Ø 100
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Now only £156.99
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At a Glance

  • Durable 304 stainless steel outer finish with high-temperature black coating
  • Premium 316L stainless steel inner skin for optimal heat and corrosion resistance
  • Compressed rockwool insulation (200kg/m³) for superior thermal performance
  • HETAS Approved, CE marked, and compliant with EN1856-1 certifications
  • Designed for use with solid fuel, gas, oil appliances and woodstoves
  • Maintains a safe distance of 50mm from combustibles

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:

  • Daily Price Matching: Our team adjusts prices to ensure we stay competitive.
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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).

“I saved 20% on my purchase compared to other retailers. Exceptional service!” – Jane D.

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

The TWPro MB - 135° Tee - Ø 100mm is an essential component for anyone installing or upgrading a chimney flue for solid fuel and gas/oil appliances, including woodstoves, gas coal effect fires, oil boilers, and gas boilers. Crafted with an outer skin of 304 stainless steel that's coated in a high-temperature black finish, it boasts a durable construction that ensures longevity. The inner skin is made from premium 316-grade stainless steel, providing superior resistance to high temperatures and corrosion.

This tee's insulation, made from compressed rockwool with a density of 200kg/m3, ensures excellent thermal performance and safety. All parts are fully welded, guaranteeing robust and secure joints. With a safe distance of 50mm from combustibles, it meets stringent safety standards.

TWPro is HETAS Approved, CE marked, and carries the EN1856-1 T600 and T200 certifications, ensuring top-notch quality and compliance with UK regulations. Installation is straightforward, using the supplied locking band to secure the components together.

SKU: 37-100-034

Delivery Information* +

We work relentlessly to ensure you get your order fast. Estimated delivery for this product is Friday, November 14th. 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.

This is us — real advice over the phone, or at the counter, and real stock in our warehouse.

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Technical Specifications
SKU37-100-034
DimensionsØ 100mm Tee with a 135° angle
Materials316L Stainless Steel, 0.40mm thick, 304 Stainless Steel, 0.40mm thick with high temperature black coating
InsulationCompressed Rockwool, 200kg/m³
CertificationsHETAS Approved, CE Marked, EN1856-1 T600, EN1856-1 T200
Distance To Combustibles50mm
ApplicationsWoodstoves, Gas Coal Effect Fires, Oil Boilers, Gas Boilers
Installation is straightforward yet requires attention to detail. Start by ensuring all measurements of your chimney system are accurate. Assemble the TWPro MB Tee using the provided locking band to secure all components. It is vital to maintain the recommended 50mm clearance from any combustible materials during installation. For optimal performance, follow the manufacturer’s guidelines on component alignment and secure welding joints. Always consider professional advice if you are unsure about any step in the installation process, ensuring both safety and compliance with local building standards.

The tee is suitable for solid fuel and gas/oil appliances, including woodstoves, gas coal effect fires, oil boilers, and gas boilers.

It features an outer skin made from 304 stainless steel with a high-temperature black finish and an inner skin made from 316-grade stainless steel.

The insulation is compressed rockwool with a density of 200kg/m3, ensuring excellent thermal performance.

Yes, it is HETAS Approved and CE marked, meeting rigorous UK safety and quality standards.

A safe distance of 50mm should be maintained from the outside of the flue to any combustible materials like wood or plaster board.

A locking band is supplied with the tee to secure the components together during installation.

Absolutely, the TWPro MB - 135° Tee is perfect for both new installations and upgrading existing chimney flue systems.

 

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