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Increaser 2 diameters - Ø 600 (3-600-102)

National Flues offers the Increaser 2 Diameters - Ø 600, a robust and reliable upgrade for your flue system. Crafted from premium 316L stainless steel, this component is designed for both commercial and residential applications, ensuring durability and high performance. Whether upgrading boilers, ovens, or chimney liners, this increaser meets CE compliance and offers a seamless integration for flue diameter expansion. Trust National Flues for innovative, high-quality solutions that keep your system efficient and safe.
Now only £732.99
including free delivery Give us a call if you find it cheaper and we'll normally price match.

 

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At a Glance

    Premium 316L stainless steel construction

    Modular design for versatile applications

    CE marked and European compliant

    Suitable for both condensing and non-condensing systems

    Quick push-fit installation with secure locking band

Delivery Information +

We work relentlessly to ensure you get your order fast. Estimated delivery for this product is Tuesday, August 5th. 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 Increaser 2 diameters - Ø 600 is a high-quality, modular single wall flue system component made from premium 316L grade stainless steel, ensuring durability and long-lasting performance. Ideal for both high and low-temperature applications, this increaser is suitable for non-condensing and condensing setups involving positive and negative pressure flue gasses. It serves excellently in various systems, including boilers, ovens, and as a liner for chimney shafts.

This versatile piece is CE marked, confirming its compliance with rigorous European standards. Easy to install with a push fit jointing system and secure locking band, the Increaser 2 diameters - Ø 600 guarantees a reliable and efficient flue system setup. Note: ensure a 50mm gap from any combustible materials during installation for safety.

SKU: 3-600-102

Technical Specifications
Material316L Stainless Steel
Diameteru00d8 600
ComplianceCE Marked
SystemSWPro
Installation Gap50mm from combustibles
Warranty10 Years
ApplicationBoilers, Ovens, Chimney Liners, etc.
Ensure a minimum clearance of 50mm from any combustible materials such as wood or plasterboard. For P1 and H1 installations, always fit jointing gaskets on every joint. Use the push-fit jointing system and secure with the provided locking band. Follow the manufacturer's guidelines closely to ensure proper installation and avoid safety hazards.

The Increaser 2 Diameters - Ø 600 is constructed from high-grade 316L stainless steel, known for its exceptional durability and corrosion resistance.

This increaser is suitable for various applications such as boilers, ovens, ventilation systems, and as a liner for chimney shafts.

Yes, the product is CE marked, ensuring it meets European safety, health, and environmental protection standards.

Ensure a 50mm gap from any combustible materials such as wood or plasterboard during installation. For P1 and H1 installations, jointing gaskets must be fitted on every joint.

The increaser is suitable for both high and low temperatures and can handle non-condensing and condensing applications with positive or negative flue gas pressure.

It is installed using a push fit jointing system secured together with a locking band, making the process straightforward and secure.

Yes, National Flues provides services to both trade and retail customers, with trade accounts available and secure online payments for retail orders.

What our experts say!

"The Increaser 2 Diameters - Ø 600 is an outstanding addition to any flue system. Known for its resilience and versatility, this product is perfect for a broad range of applications. With National Flues, expect reliable delivery and competitive pricing. Serving both retail and trade customers across the UK."

The Increaser 2 Diameters - Ø 600 is designed for increasing the diameter of existing flue systems to ensure compatibility with larger flue components.

National Flues is a trusted supplier of high-quality fireplaces and flues across the UK, renowned for unbeatable prices, reliable delivery, and excellent service to both retail and trade customers.

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