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Tee 93° reduced connection Ø 125 - Ø 250 (3-250-R93-125)

The Tee 93° reduced connection Ø 125 - Ø 250 by National Flues is the ideal component for modern flue systems. As part of the renowned SWPro series, this product delivers superior performance and reliability, meeting strict EN 1856-1 standards. Whether you are installing a new condensing system or upgrading your chimney shaft liner, this high-grade 316L stainless steel tee connection offers the perfect blend of durability and precision. Search for complementary accessories such as sealing gaskets and locking bands to complete your installation.
£165.99
with free delivery Give us a call if you find it cheaper and we'll try to price match.

 

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At a Glance

    Made from high-grade 316L stainless steel for exceptional durability
    CE marked and compliant with EN 1856-1 standards
    Designed specifically for cascade header and condensing systems
    Secure push-fit jointing system with a robust locking band
    Suitable for both high and low temperature applications, including gas and oil fuels

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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Phone: 01670 206999
Email: [email protected]

The Tee 93° reduced connection Ø 125 - Ø 250, part of the SWPro series by National Flues, is a modular single wall flue component crafted from high-grade 316L stainless steel. This product is essential for creating a cascade header system, featuring a precise 3-degree fall suitable for condensing systems. SWPro is suitable for high and low temperature applications, both condensing and non-condensing, with flue gases in positive or negative pressure.

With a high-pressure sealing gasket (P1/H1) and robust construction, it's ideal for boilers, ovens, ventilation systems, and as a chimney shaft liner. The system boasts CE marking and complies with EN 1856-1 standards. Installation is straightforward with a push-fit jointing system secured by a locking band, ensuring a secure fit.

Keep a 50mm distance from combustibles for safety.

SKU: 3-250-R93-125

Technical Specifications
Material316L Stainless Steel
Connection Angle93u00b0 Reduced
Diameter Rangeu00d8 125 - u00d8 250
Applicable SystemSWPro
CE MarkingYes
StandardsEN 1856-1
Installation MethodPush-fit with locking band
SealingHigh-pressure sealing gasket (P1/H1)
Clearance Required50mm distance to combustibles
Warranty10 Years
FuelsGas, Oil
Installation of the Tee 93° Reduced Connection is straightforward yet demands precision for optimal performance. Begin by preparing your installation site, ensuring that the necessary 50mm clearance from all combustible materials is maintained. The product utilises a push-fit jointing system which is secured with a locking band. It is essential that jointing gaskets are installed at every connection point for P1/H1 applications to ensure high-pressure sealing. For those integrating this component into a cascade header system, careful measurement is required to maintain the designed 3-degree fall, crucial for proper drainage and condensate management. Always follow the comprehensive installation manual provided, and if in doubt, consult a professional installer to ensure your system meets all safety standards.

The Tee 93° Reduced Connection is suitable for boilers, ovens, ventilation systems, and as a chimney shaft liner in both high and low temperature, condensing, and non-condensing applications.

It is made from high-grade 316L stainless steel, ensuring durability and longevity.

Yes, this product is CE marked and complies with EN 1856-1 standards, ensuring high quality and safety.

Installation is straightforward with a push-fit jointing system and a locking band. For P1 and H1 installations, jointing gaskets are required at every joint.

The 3-degree fall ensures optimal performance in condensing systems by allowing efficient drainage and preventing condensate buildup.

Maintain a 50mm distance from any combustible materials such as wood or plasterboard to ensure safety.

Yes, the SWPro system, including the Tee 93° Reduced Connection, is designed to handle both positive and negative pressure applications effectively.
Delivery Information +

We work relentlessly to ensure you get your order fast. Estimated delivery for this product is Tuesday, May 20th. Delivery times of products not in our warehouses depend on product availability and shipping. If you need a definitive delivery time give us a call. If you need faster stove or fireplace delivery please also give us a call. We can sometimes 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 on a retail basis. Give us a call if you find it cheaper and want to buy from us.

Read our review in our Tee 93° reduced connection Ø 125 - Ø 250 buyers guide

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