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Tee 90° reduced connection Ø 150 - Ø 300 (3-300-R90-150)

Enhance your commercial flue system with our versatile Tee 90° reduced connection (Ø150 to Ø300). This premium stainless steel fitting by National Flues is engineered for non-condensing, high and low temperature applications, making it ideal for SWPro flue systems. Trust National Flues for superior quality, bespoke solutions, and industry-leading reliability in chimneys and flues.
The price you pay today £192.99
including 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

    High-grade 316L stainless steel construction
    90° reduced connection design for seamless flue transitions
    Push-fit jointing with secure Locking Band
    Compatible with varying flue diameters (Ø150 to Ø300)
    Designed for high and low temperature, non-condensing applications
    CE compliant under EN 1856-1 standards
    Durable, long-lasting performance with a 10-year warranty
Delivery Information +

We work relentlessly to ensure you get your order fast. Estimated delivery for this product is Tuesday, June 17th. This is based on current delivery times for this product. Delivery for products not in our warehouses can be delayed because of third party carriers. If you need a stove, or other bulky product, to be delivered by a specific time in the next 7 days then please 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 and you can read in our blog about they types and terms and conditions for warranties. Mi-Flex flue liner, for example, comes with a lifetime guarantee. Give us a call if you want to know about a specific warranty. Returns for damaged items are covered by insurance; non-damaged returns incur return delivery costs.

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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.

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:

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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).

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Have Questions?
Phone: 01670 206999
Email: [email protected]

The Tee 90° Reduced Connection Ø150 - Ø300 is an essential component in the SWPro modular single wall flue system. Crafted from high-grade 316L stainless steel, it features varying thicknesses dependent on the flue diameter to ensure maximum durability and efficiency. This fitting is designed to connect flue systems of varying diameters seamlessly and is perfect for use in non-condensing, high and low temperature applications involving boilers, ovens, and ventilation systems.

SWPro systems guarantee compliance with CE standards, specifically EN 1856-1 for multiple diameter ranges. Installation is straightforward with a push-fit jointing system and Locking Band, ensuring secure connections. For P1 and H1 installations, jointing gaskets are mandatory and maintaining a 50mm clearance from combustibles is crucial for safety.

SKU: 3-300-R90-150

Technical Specifications
Material316L Stainless Steel
Angle90u00b0
Connection TypeReduced (u00d8150 to u00d8300)
ComplianceEN 1856-1, CE
Installation MethodPush-fit with Locking Band
ApplicationHigh/Low Temperature, Non-condensing
Warranty10 Years
Clearance50mm from combustibles
• Use mandatory jointing gaskets for P1 and H1 installations at every joint. Ensure that each connection is fully seated with the push-fit system, and verify the secure engagement of the Locking Band. • Always maintain a minimum 50mm clearance from any combustible materials to comply with safety regulations. • Follow the SWPro system guidelines during setup to facilitate a robust, leak-free connection. • Refer to the comprehensive installation manual for step-by-step instructions to guarantee performance and safety.

The Tee 90° Reduced Connection is made of high-grade 316L stainless steel, ensuring durability and resistance to high temperatures and corrosion.

No, this particular model is not suitable for condensing systems. It is designed for use in non-condensing environments.

The Tee 90° Reduced Connection complies with EN 1856-1 standards, covering a range of diameters from Ø80 up to Ø400.

The Tee uses a push-fit jointing system secured with a Locking Band, making installation quick and easy.

Yes, for P1 and H1 installations, jointing gaskets are required at every joint to ensure a secure and leak-free connection.

A 50mm clearance from the flue’s outside surface to any combustible material is recommended to ensure safety.

Yes, it connects flue systems of varying diameters ranging from Ø150 to Ø300 seamlessly.

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