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Vertical pipe with drain - Ø 80 (3-80-026)

Discover the National Flues Vertical Pipe with Drain - Ø 80, expertly designed for superior performance in modern flue systems. Crafted from high-grade 316L stainless steel and integrated into the advanced SWPro modular system, this product delivers unparalleled durability, safety, and efficiency. Ideal for a range of applications including boilers, ovens, and ventilation systems, it meets strict EN 1856-1 standards and provides reliable handling for both gas and oil systems.
The price you pay today £57.99
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At a Glance

    Constructed from durable 316L stainless steel
    Integral component of the SWPro modular flue system
    Easy push-fit jointing secured by a robust Locking Band
    Features a high-pressure sealing gasket (P1/H1) for leak-free performance
    Compliant with EN 1856-1 and CE marked for safety and quality
    Suitable for both gas and oil applications
Delivery Information +

We work relentlessly to ensure you get your order fast. Estimated delivery for this product is Monday, June 9th. 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:

  • 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]

The Vertical pipe with drain - Ø 80 is an integral part of the SWPro modular single wall flue system. Expertly constructed from 316L high-grade stainless steel, it ensures durability and long-lasting performance. This universal flue system is suitable for a wide array of applications including boilers, ovens, ventilation systems, and chimney shaft liners.

Whether you're dealing with high or low temperatures, positive or negative pressure, the SWPro system is up to the task. It features a high-pressure sealing gasket (P1/H1) for remarkable sealing efficacy. The modular design allows for seamless installation using a push-fit jointing system, securely fastened by a Locking Band.

Compliance with EN 1856-1 standards ensures superior safety and performance, making it a reliable choice for any project.

SKU: 3-80-026

Technical Specifications
ModelVertical Pipe with Drain - u00d8 80
Material316L Stainless Steel
ApplicationsBoilers, Ovens, Ventilation Systems, Chimney Shaft Liners
Fuel CompatibilityGas, Oil
StandardsEN 1856-1, CE Marked
GasketHigh-pressure sealing (P1/H1)
SystemSWPro Modular System
Inner Diameter80mm
Temperature ToleranceHigh and low temperatures
Warranty10 Years
Distance To CombustiblesMinimum 50mm
InstallationPush-fit jointing with Locking Band
Before installation, ensure you have reviewed the manufacturer's guidelines and safety standards. The SWPro modular system uses a push-fit jointing method which requires the secure placement of a high-pressure sealing gasket (P1/H1) at each joint. Once inserted, the module segments must be fastened with the Locking Band to guarantee a leak-free and durable joint. Always maintain a minimum clearance of 50mm from any combustible material and confirm that all connections are firmly secured. If in doubt, consult a qualified professional to assist with the installation process.

The Vertical Pipe with Drain - Ø 80 is made of 316L high-grade stainless steel, known for its strength, durability, and resistance to corrosion.

Yes, the SWPro flue system is designed to handle both high and low temperature applications, making it versatile for various heating and ventilation needs.

The system features a high-pressure sealing gasket (P1/H1), ensuring tight and secure joints capable of withstanding both positive and negative pressures.

The SWPro flue system is modular and uses a push-fit jointing system secured by a Locking Band. For P1 and H1 installations, jointing gaskets must be fitted at each joint.

The Vertical Pipe with Drain - Ø 80 complies with EN 1856-1 standards, ensuring high safety and performance. It is also CE marked.

Absolutely, the versatile design and robust construction make it suitable for both residential and commercial applications, including boilers, ovens, and ventilation systems.

A minimum distance of 50mm should be maintained from the outside of the flue to any combustible material such as wood or plasterboard.

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