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Reducer 2 diameters - Ø 175 (3-130-108)

National Flues introduces the Reducer 2 Diameters - Ø 175, a precision-engineered flue accessory designed to efficiently reduce diameters in boilers, ovens, ventilation systems, and chimney installations. Crafted from premium 316L stainless steel and fully CE marked, this component meets EN 1856-1 standards, making it an ideal choice for both condensing and non-condensing applications. Explore our selection of reliable flue system accessories and enjoy a high-performance solution with National Flues.
Now only £165.99
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At a Glance

    Made from high-grade 316L Stainless Steel

    CE marked and meets EN 1856-1 standards

    Implements a push-fit jointing system with a secure Locking Band

    Adaptable for boilers, ovens, ventilation systems, and chimney liners

    Suitable for both non-condensing and condensing applications

Delivery Information +

We work relentlessly to ensure you get your order fast. Estimated delivery for this product is Tuesday, July 8th. This is based on current lead times for this product. 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 on 01670 206 999. 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.

Best 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.

Please Note: All dimensions refer to the internal diameter of flues. If unsure, please call 01670 206999 to ensure you choose the correct products.

We Won't Be Beaten On Price

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 Reducer 2 diameters - Ø 175 is an essential component in your flue system, built to decrease the diameter of the proceeding system effectively. This modular flue system, made of high-grade 316L stainless steel, offers outstanding durability and performance in various settings, including boilers, ovens, and ventilation systems. With its high-pressure sealing gasket P1/H1, the SWPro system is highly adaptable for both high and low-temperature applications, accommodating both non-condensing and condensing environments.

The product is CE marked, meeting EN 1856-1 standards. Installation is straightforward with a push-fit jointing system secured by a Locking Band and additional jointing gaskets for P1 and H1 installations. Ensure a 50mm clearance from any combustible materials for safe use.

SKU: 3-130-108

Technical Specifications
ModelReducer 2 Diameters - u00d8 175
SKU3-130-108
Material316L Stainless Steel
CE MarkYes
StandardEN 1856-1
Pressure SealingHigh-pressure sealing gasket (P1/H1)
SystemSWPro
InstallationPush-fit jointing with Locking Band and jointing gaskets
Clearance50mm from combustible materials
Warranty10 Years
Installation is straightforward: use the push-fit jointing system secured by a Locking Band. Ensure all connections are tightened and use the appropriate jointing gaskets for P1 and H1 installations. It is imperative to maintain a 50mm clearance from combustible materials during setup. Follow the manufacturer’s guidelines and EN 1856-1 standards to achieve a secure and efficient installation.

The reducer is made of high-grade 316L stainless steel, ensuring top-notch durability and performance.

This reducer is suitable for boilers, ovens, ventilation systems, and as a chimney shaft liner.

Yes, it has received the CE mark and meets EN 1856-1 standards.

It features a modular, push-fit jointing system secured with a Locking Band. Jointing gaskets must be used for P1 and H1 installations.

The SWPro system is suitable for high and low-temperature applications, both non-condensing and condensing, and can handle positive and negative pressure environments.

Maintain a 50mm distance from any combustible material such as wood or plasterboard during installation.

Yes, it is designed to accommodate both non-condensing and condensing applications.

What our experts say!

"National Flues highly recommends the Reducer 2 Diameters - Ø 175 for its exceptional quality and versatility. This product is ideal for a wide range of applications, and we're proud to offer reliable nationwide delivery to both retail and trade customers."

The Reducer 2 Diameters - Ø 175 is used to efficiently reduce the diameter of a flue system, making it adaptable for various applications like boilers, ovens, and ventilation systems.

National Flues is a leading supplier of fireplaces and flues in the UK, known for competitive pricing, reliable delivery, and excellent customer service for both retail and trade customers nationwide.

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