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Increaser 3 diameters - Ø 550 (3-550-202)
National Flues presents the Increaser 3 Diameters - Ø 550, a premium, modular flue upgrade crafted from 316L stainless steel. This versatile and CE marked component is ideal for enhancing boileRS, ovens, and ventilation systems, making it a top choice for those seeking reliable and efficient flue solutions.
Out of Stock – Pre-order Now
£1,144.33
with free delivery
Give us a call if you find it cheaper and we'll try to price match.
At a Glance
Premium 316L Stainless Steel construction Modular design for efficient flue diameter increase CE marked (EN 1856-1) for safety compliance Versatile for high & low temperature applications Suitable for both positive & negative pressure systems Easy push-fit joint installation with locking band 10-year warranty for lasting reliability
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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.
The Increaser 3 diameters - Ø 550 is part of the SWPro modular single wall flue system, crafted from 316L grade stainless steel. This specific increaser is designed to enhance the diameter of your existing system efficiently. SWPro is renowned for its flexibility, covering a range of high and low temperature applications, compatible with both non-condensing and condensing setups in positive and negative pressure environments.
Ideal for boilers, ovens, ventilation systems and as a chimney shaft liner, this modular flue system features a high-pressure sealing gasket P1/H1 for secure installations. The SWPro system is CE marked, adhering to stringent safety standards (EN 1856-1) for diverse diameter ranges (Ø 80 to Ø 400). Installation is a breeze with a push-fit jointing system and secure Locking Band, but remember to fit jointing gaskets in P1 and H1 setups and maintain a safe distance of 50mm from any combustibles.
SKU: 3-550-202
Technical Specifications
SKU
3-550-202
Material
316L Stainless Steel
System
SWPro
Certification
CE (EN 1856-1)
Diameter Range
u00d8 80 to u00d8 400
Application
High & Low Temperature, Positive & Negative Pressure
Installation
Push-fit jointing with Locking Band
Fuel Compatibility
Gas, Oil
Warranty
10 Years
Clearance
50mm from combustibles
• Ensure jointing gaskets are fitted on every connection in P1 and H1 setups. • Use the push-fit jointing system along with the provided locking band for a secure fit. • Maintain a minimum clearance of 50mm from any combustible materials. • Verify all connections are correctly aligned and securely fixed to avoid future issues.
The Increaser 3 Diameters - Ø 550 is used to increase the diameter of your existing flue system, enhancing its performance and efficiency.
It is made from high-grade 316L stainless steel, ensuring durability and longevity.
Yes, the Increaser 3 Diameters - Ø 550 is suitable for both high and low temperature applications, making it versatile for various use cases.
Yes, the SWPro system, including this increaser, is CE marked and adheres to EN 1856-1 standard.
Installation involves a push-fit jointing system and a Locking Band. For P1 and H1 setups, ensure jointing gaskets are fitted on every joint and keep a 50mm clearance from combustibles.
Yes, the Increaser 3 Diameters - Ø 550 is designed for both positive and negative pressure environments.
The SWPro system caters to diameter ranges from Ø 80 to Ø 400, ensuring a fit for various installation requirements.
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.
Comprehensive Buyers Guide for the Increaser 3 Diameters - Ø 550
The Increaser 3 Diameters - Ø 550 offers a modern solution to elevating the performance of your existing flue system. Manufactured with precision from high-grade 316L stainless steel, this product is expertly engineered to meet the rigorous demands of both high and low temperature environments suitable for boilers, ovens and ventilation systems.
Product Overview and Key Attributes
This state-of-the-art flue increaser is a vital component of the SWPro modular system. Designed with both efficiency and safety in mind, it seamlessly increases the diameter of your current flue, enabling you to achieve improved combustion and heat distribution. Its robust construction and adherence to the CE (EN 1856-1) standard make it an ideal choice for both residential and commercial installations. The design facilitates installation in both positive and negative pressure setups through its innovative push-fit jointing system accompanied by a secure locking band.
Outstanding Benefits and Long-term Value
Investing in the Increaser 3 Diameters - Ø 550 means reaping a multitude of benefits. The product is built to deliver enhanced operational performance by optimising flue efficiency and reducing energy losses. Efficient heat transfer is a key advantage that leads to lower operating costs over time. The construction utilising 316L stainless steel ensures outstanding durability and resistance to corrosion, warranting a long service life. Supported by a 10-year warranty, this product offers peace of mind and a strong return on investment. Its versatility, being compatible with both gas and oil installations, also means it can adapt to various heating systems, making it a forward-thinking choice for today’s diverse energy solutions.
Detailed Installation Guidance
The Increaser 3 Diameters - Ø 550 is engineered for straightforward installation. Thanks to the push-fit jointing system, the setup is both quick and user-friendly. However, adhering to proper installation guidelines is essential for maximising the product’s performance:
- Gasket Fitting: Ensure that jointing gaskets are securely placed at every joint in P1 and H1 configurations to prevent leaks.
- Secure Connection: Utilize the provided locking band to ensure a firm connection, reducing the risk of accidental dislodgement.
- Safety Clearance: Always maintain a minimum clearance of 50mm from combustibles to reduce fire risk.
- System Compatibility: Double-check that the component integrates seamlessly with your existing flue system, paying attention to connections for both positive and negative pressure operations.
Following these steps carefully will lead to a reliable and enduring flue installation that complies with the highest safety standards.
Accessory Compatibility and Enhancements
While the Increaser 3 Diameters - Ø 550 is a robust standalone product, the overall performance of your flue system can be further enhanced with the correct accessories. National Flues offers a range of optional accessories, including additional jointing gaskets, end caps, and insulation kits, all designed to work harmoniously with your flue system. These items not only ensure a more customised installation but also enhance the efficiency and safety of your overall setup. We encourage you to explore these complementary products on our website or consult with our specialists to find the perfect match for your specific requirements.
Addressing Common Concerns
Every investment comes with questions. Here are some considerations regarding the Increaser 3 Diameters - Ø 550:
- Installation Complexity: The intuitive push-fit system minimises the need for extensive technical knowledge, making it accessible for both professionals and experienced DIY enthusiasts. Simple instructions and clear installation practices allow even first-time installers to achieve optimal results.
- System Integration: Designed to integrate seamlessly into existing flue installations, this product is highly adaptable. Whether your system involves non-condensing or condensing operations under varied pressure conditions, the increaser fits perfectly, ensuring consistent performance.
- Maintenance and Safety: With its high-grade stainless steel composition, the component is exceptionally resistant to corrosion and wear. This dramatically reduces the need for frequent maintenance. Additionally, adherence to safety standards and guidelines, such as the 50mm clearance from combustibles, enhances overall operational safety.
Why Choose National Flues?
National Flues is synonymous with quality and reliability in the field of flue installation systems across the UK. Our comprehensive range of products is tailored to meet diverse installation needs, ensuring efficiency and safety at every stage. The company’s commitment to excellence is reflected in its competitive pricing, prompt nationwide delivery, and exceptional customer service. When you choose National Flues, you are investing in products that have been meticulously tested and proven in real-world applications.
Final Considerations and Decision Making
When selecting an upgrade for your flue system, the Increaser 3 Diameters - Ø 550 stands out for its mix of robust construction, efficient operation, and ease of installation. Every element of its design has been thoughtfully considered — from the precision engineered stainless steel to the quick and secure push-fit installation method. This means that, beyond immediate benefits, you are making a long-term investment in safety, efficiency, and performance. The availability of optional accessories only serves to enhance these benefits, ensuring that your entire installation works in perfect harmony.
Take your time to review every aspect of the product, examine the technical specifications, and consider how the ease of installation and safety benefits can contribute to your overall system performance. Our expert team is ready to support you at every step, ensuring that your upgrade meets all regulatory and performance standards. By choosing the Increaser 3 Diameters - Ø 550, you ensure that your flue system is not only compliant with modern safety standards but also optimised for energy efficiency and long-term durability.
Every detail matters when it comes to effective flue systems, and this product excels in addressing those details meticulously. It combines innovation, quality, and reliability, offering a solution that truly stands the test of time. Your investment today paves the way for a safer, more efficient heating solution tomorrow.
Buy now or call 01670 206 999.
Secure your Increaser 3 Diameters - Ø 550 today for a streamlined, dependable flue system.
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