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Non-concentric increaser 2 diameters - Ø 550 (3-550-104)

National Flues is proud to introduce the Non-Concentric Increaser 2 Diameters - Ø 550, a premium flue system accessory designed for efficiency and durability. Perfect for various applications including boilers, ovens, and ventilation systems, this increaser is part of our acclaimed SWPro range. Enhance your flue system with this high-quality, CE marked accessory and experience outstanding performance and longevity.
£931.53
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

    Premium 316L stainless steel construction
    CE marked and EN 1856-1 compliant
    Modular SWPro system with push-fit jointing
    Designed for dual diameter increases (Ø 550)
    Suitable for boilers, ovens, and ventilation systems

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

The Non-concentric increaser 2 diameters - Ø 550 from our SWPro range is a premium modular single wall flue system component. Crafted from top-grade 316L stainless steel, it ensures exceptional durability and resistance to high temperatures. This increaser is suitable for various applications, including boilers, ovens, ventilation systems, and as a chimney shaft liner.

The SWPro system adapts to high and low-temperature scenarios, managing both non-condensing and condensing applications efficiently. It's CE marked and meets EN 1856-1 standards, ensuring compliance and safety. Installation is straightforward with its modular push fit jointing system, which is further secured by a locking band.

Ensure a 50mm distance from combustible materials for safety.

SKU: 3-550-104

Technical Specifications
ModelNon-Concentric Increaser 2 Diameters - u00d8 550
SystemSWPro
Inner Material316L Stainless Steel
ComplianceCE marked, EN 1856-1
Suitable ForBoilers, ovens, ventilation systems, chimney shaft liners
InstallationPush-fit jointing with locking band
Clearance Requirement50mm from combustible materials
Warranty10 Years
FuelsGas, Oil
Installation is straightforward with the modular SWPro design. The increaser utilises a robust push-fit jointing system which is further secured with a locking band. For optimal performance and safety, always ensure a minimum distance of 50mm between the increaser and any combustible materials. Refer to the comprehensive installation manual provided for step-by-step guidance, and consult a professional if you are unsure about any part of the process.

The increaser is made from high-grade 316L stainless steel, offering superior durability and thermal resistance.

Yes, the product meets EN 1856-1 standards and is CE marked, ensuring compliance with safety and performance regulations.

Yes, the increaser is suitable for both condensing and non-condensing applications, providing versatility across different system requirements.

The increaser is part of the SWPro modular system and features a push fit jointing system secured by a locking band. Ensure a 50mm gap from any combustible materials during installation.

The increaser is suitable for various applications, including boilers, ovens, ventilation systems, and chimney shaft liners.

This particular increaser has a diameter of Ø 550mm, addressing specific size requirements within flue systems.

An increaser helps to expand the diameter of the flue system, allowing for better management of airflow and minimizing the risk of condensate pooling.
Delivery Information +

We work relentlessly to ensure you get your order fast. Estimated delivery for this product is Tuesday, May 13th. 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 Non-concentric increaser 2 diameters - Ø 550 buyers guide

Enhance your system's performance today – add to cart now and enjoy unrivalled quality.

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