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Vertical pipe with drain - Ø 350 (3-350-026)

National Flues presents the Vertical Pipe with Drain – Ø 350, a premium flue pipe solution crafted in high-grade 316L stainless steel. Designed for reliability in both condensing and non-condensing conditions, this SWPro modular flue system is perfect for boilers, ovens, ventilation systems, and chimney liners. Enhance your installation by exploring our optional accessories, including sealing kits and additional flue components, ensuring your system meets every requirement.
£229.91
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

    Constructed from high-grade 316L stainless steel
    Designed for both condensing and non-condensing applications
    CE approved with EN 1856-1 designations
    Part of the modular SWPro range
    Easy push-fit jointing system with secure locking band
    Robust and versatile for residential and commercial use

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.

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

The Vertical pipe with drain - Ø 350 is part of the SWPro range, a modular single-wall flue system made from 316L grade stainless steel. This robust flue pipe is designed to handle both high and low-temperature, non-condensing, and condensing applications with flue gases in positive and negative pressure environments. Perfect for boilers, ovens, ventilation systems, and as a chimney shaft liner, it offers versatile solutions for both residential and commercial settings.

SWPro's high-pressure sealing gasket P1/H1 ensures a secure fit, while its designation numbers (EN 1856-1: T200 H1 W Vm L50040 O(50) and EN 1856-1: T200 H1 W Vm L50050 O(50)) confirm its high standards and compliance. Installation is straightforward, thanks to a user-friendly push-fit jointing system secured with a locking band. Remember to maintain a 50mm distance from combustible materials when installing.

SKU: 3-350-026

Technical Specifications
Material316L Stainless Steel
Diameteru00d8 350mm
SystemSWPro Modular Single-wall Flue
ApprovalsCE Marked, EN 1856-1: T200 H1 W Vm L50040 O(50) and EN 1856-1: T200 H1 W Vm L50050 O(50)
Fuel CompatibilityGas, Oil
Installation MethodPush-fit jointing with locking band
Minimum Clearance50mm from combustibles
Warranty10 Years
- Ensure a minimum clearance of 50mm from any combustible materials such as wood or plasterboard. - Follow the simple push-fit jointing system, securing each connection with the recommended locking band for optimal performance. - Verify all connections are secure, utilising the high-pressure sealing gasket (P1/H1) while considering optional sealing accessories if needed. - For best performance, inspect your installation after setup and consult the installation manual for any system-specific advice.

The Vertical Pipe with Drain - Ø 350 is perfect for high and low-temperature applications, including boilers, ovens, ventilation systems, and as a chimney shaft liner.

It is made from high-grade 316L stainless steel, providing superior durability and resistance to high-pressure environments.

Yes, the SWPro modular system features a push-fit jointing method that is secured using a locking band, making installation straightforward.

The product is CE marked and meets the designations EN 1856-1: T200 H1 W Vm L50040 O(50) and EN 1856-1: T200 H1 W Vm L50050 O(50).

Yes, it is suitable for both condensing and non-condensing applications.

Ensure that a distance of at least 50mm is maintained from the outside of the flue to any combustible material such as wood or plasterboard.

Yes, it is designed to handle both positive and negative pressure environments.
Delivery Information +

We work relentlessly to ensure you get your order fast. Estimated delivery for this product is Monday, May 12th. 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 Vertical pipe with drain - Ø 350 buyers guide

Upgrade your installation today – secure the Vertical Pipe with Drain and optimise your flue system now!

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