Tee 90° reduced connection Ø 125 - Ø 300
At a Glance
- High-grade 316L stainless steel construction
- CE marked for safety and quality assurance
- Suitable for high and low temperature applications
- Easy push-fit jointing system with a secure Locking Band
- Designed specifically for cascade header systems and various industrial flue applications

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]
- Info
- Specs
- Install
- FAQs
The Tee 90° reduced connection Ø 125 - Ø 300 is a versatile component within the SWPro modular single wall flue system. Crafted from high-grade 316L stainless steel, it comes with a high-pressure sealing gasket, making it suitable for both high and low temperatures, condensing and non-condensing applications. Designed for secure and reliable performance, this flue system is perfect for boilers, ovens, ventilation systems, and chimney shaft liners.
With thorough CE marking and adherence to standards EN 1856-1, you can trust its quality and safety. The push-fit jointing system with a Locking Band ensures easy installation, while maintaining a safe distance of 50mm from combustible materials.
SKU: 3-300-R90-125
Technical Specifications | |
---|---|
SKU | 3-300-R90-125 |
Material | 316L Stainless Steel |
CE Marked | Yes |
Application | High and low temperature, non-condensing systems |
System | SWPro Modular Single Wall Flue |
Connection Type | Push-fit with Locking Band |
Minimum Combustible Distance | 50mm |
Standards | EN 1856-1, CE |
Suitable For | Cascade header systems for boilers, ovens, ventilation systems, chimney shaft liners |
Size Range | u00d8 125 - u00d8 300 |
Delivery Information +
We work relentlessly to ensure you get your order fast. Estimated delivery for this product is Friday, April 25th. 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...
National Flues Ltd Verdict
The Tee 90° Reduced Connection Ø 125 - Ø 300 from SWPro is a top-tier choice for both retail and trade customers. Made from premium stainless steel, it ensures robust performance across various applications. Our nationwide delivery and competitive pricing make this an excellent addition to any system.
The use of this reducing tee is tailored to reduce the diameter within a flue system, primarily installed in cascade header systems.
SWPro is known for its reliable and high-quality stainless steel flue systems. They offer products suitable for various applications, ensuring safety and compliance with CE standards.
