90° Reducing Tee Ø 125 (2-125-040)
What it’s for
Full features & benefits
- Dual stainless steel construction ensures corrosion resistance and longevity, providing a reliable investment over time
- Fully welded seams and robust design offer peace of mind with safety and durability in demanding heating systems
- Rockwool insulation enhances thermal performance, improving efficiency and helping maintain consistent internal temperatures
- Designed specifically for cascade boiler systems, ensuring seamless integration and effective exhaust management
- HETAS approved and CE marked, meeting stringent UK safety and quality standards
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Fast deliveryMonday, November 17th*
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Best PriceCall us to beat any price you found online.
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At a Glance
- Constructed with dual stainless steel layers: 304 outer and 316 inner (0.40mm each)
- Fully welded design for enhanced durability
- Complies with HETAS and CE standards
- Insulated with 200kg/m3 compressed rockwool for optimal thermal efficiency
- Engineered for cascade boiler systems with 50mm clearance 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.
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: sales@nationalflues.com
- Details
- Specs
- Install/Packs
- FAQs
The 90° Reducing Tee Ø 125 is designed to connect multiple boilers, creating a seamless full system. This crucial flue component is perfect for solid fuel and gas/oil appliances such as wood stoves, gas coal effect fires, and boilers. Constructed with an outer skin of 304-grade stainless steel and an inner skin of 316-grade stainless steel, both 0.4mm thick, it ensures maximum durability.
The insulation comprises compressed rockwool with a density of 200kg/m3. Fully welded and maintaining a 50mm distance to combustibles, it meets the highest safety standards. It carries HETAS approval and CE marking with Designations EN1856-1 T600 N1 W V2 L50040 G50 and EN1856-1 T200 W V2 L50040 O20, affirming its quality and safety.
Installation is straightforward with the TWPro Twin Wall Insulated Chimney parts, secured together using a Locking Band.
SKU: 2-125-040
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.
This is us — real advice over the phone, or at the counter, and real stock in our warehouse.
| Technical Specifications | |
|---|---|
| Designations | EN1856-1 T600 N1 W V2 L50040 G50 and EN1856-1 T200 W V2 L50040 O20 |
| Material | Inner: 316L Stainless Steel (0.40mm thick), Outer: 304 Stainless Steel (0.40mm thick) |
| Insulation | Compressed rockwool, 200kg/m3 |
| Approvals | HETAS, CE Marking |
| Combustible Clearance | 50mm |
| Usage | Suitable for solid fuel and gas/oil appliances |
| Installation System | TWPro Twin Wall Insulated Chimney with Locking Band |