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Adjustable pipe 0,50 - 0,82 m - Ø 400 (3-400-014)
Discover the unparalleled quality of the National Flues Adjustable Pipe 0.50 - 0.82 m - Ø 400, engineered from premium 316L stainless steel. This versatile flue component is perfect for modern boilers, ovens, and ventilation systems. Designed to meet EN 1856-1 standards, our adjustable flue pipe combines durability, safety, and ease of installation. Ideal for both commercial and domestic applications, it offers flexible length adjustments and reliable high-pressure sealing, ensuring your installation remains efficient under all conditions.
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£161.49
with free delivery
Give us a call if you find it cheaper and we'll try to price match.
At a Glance
Crafted from high-grade 316L stainless steel
Adjustable length from 0.50 to 0.82 m for custom installations
Robust design with a high-pressure sealing gasket (P1/H1)
CE marked and compliant with EN 1856-1 standards
Versatile use for boilers, ovens, ventilation systems, and chimney liners
Easy installation with a push-fit jointing system and Locking Band
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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 Adjustable Pipe 0.50 - 0.82m - Ø 400 from our SWPro series is a top-tier modular single wall flue system. Constructed using high-grade 316L stainless steel, this adjustable pipe offers unparalleled durability and efficiency. It features a high-pressure sealing gasket (P1/H1), making it suitable for both high and low-temperature applications in positive and negative pressure environments.
This versatile flue system is ideal for boilers, ovens, ventilation systems, and can also serve as a chimney shaft liner. The SWPro system is CE marked and adheres to stringent safety standards (EN 1856-1). Installation is straightforward with a push-fit jointing system secured by a Locking Band.
For pressurised systems, ensure the centre gasket is fitted.
- Ensure all components are clean and free from debris before installation
- Use the push-fit jointing system to connect sections securely
- Secure connections with the Locking Band for enhanced stability
- Fit the centre gasket when using the system for pressurised applications
- Maintain a minimum clearance of 50mm from any combustible materials as a safety measure
The adjustable pipe is made from high-grade 316L stainless steel, offering excellent durability and corrosion resistance.
This pipe is suitable for both high and low temperatures, and can handle flue gases in both positive and negative pressure conditions.
The adjustable pipe is ideal for a wide range of applications, including boilers, ovens, ventilation systems, and as a chimney shaft liner.
Yes, the SWPro adjustable pipe is CE marked, complying with the EN 1856-1 standards.
Installation is straightforward with a push-fit jointing system secured together by a Locking Band. Ensure jointing gaskets are fitted for P1 and H1 installations.
Keep a distance of at least 50mm from the outside of the flue to any combustible materials like wood or plasterboard.
Various thicknesses are available depending on the flue diameter, ensuring optimal performance and safety.
Delivery Information +
We work relentlessly to ensure you get your order fast.
Estimated delivery for this product is Thursday, May 1st. 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 Adjustable pipe 0,50 - 0,82 m - Ø 400 buyers guide
National Flues Adjustable Pipe Buyers Guide
When selecting a flue system component, quality and reliability are paramount. The Adjustable Pipe 0.50 - 0.82 m - Ø 400 from National Flues offers a unique combination of adaptability, strength, and safety engineered specifically from high-grade 316L stainless steel. This guide will walk you through the features, benefits, installation processes, as well as address common concerns and objections, ensuring you have all the information needed to make an informed decision.
Product Overview
The Adjustable Pipe is designed to cover non-standard lengths between two system components, making it a crucial element in both commercial and residential installations. Manufactured from 316L stainless steel, the product guarantees longevity and superior resistance to corrosion, even in the most challenging environments. Its adjustable design allows for a range from 0.50 to 0.82 meters, providing the flexibility needed to create a custom fit in your flue system.
Key Features and Benefits
High-Grade Material: The use of 316L stainless steel means the pipe can withstand extreme conditions without compromising its integrity. This material not only resists corrosion but also guarantees performance consistency over time.
Adjustable Length: The ability to adjust the length of the pipe means you can create precise and secure connections between different components. This flexibility reduces the need for multiple parts and simplifies the overall installation process.
Enhanced Sealing: The integrated high-pressure sealing gasket (P1/H1) ensures that both high and low temperature applications are accommodated. This feature is particularly beneficial for installations prone to temperature fluctuations, ensuring a secure and energy-efficient system.
Safety Assured: With CE marking and compliance with the EN 1856-1 standard, this adjustable pipe meets rigorous European safety requirements. This certification provides peace of mind that your installation will perform safely under diverse conditions.
Versatile Applications: The design of this adjustable pipe supports a wide range of applications, including usage in boilers, ovens, ventilation systems, and as a chimney shaft liner. This versatility makes it a valuable component in any flue system.
Addressing Common Concerns
Installation Ease: One of the primary concerns when choosing flue system components is the ease of installation. The Adjustable Pipe is designed with a push-fit jointing system that simplifies assembly. The inclusion of a Locking Band adds an extra layer of security, ensuring that once connected, the components remain firmly in place. Detailed installation instructions provided with the product make it accessible even to those with limited technical experience.
Safety Measures: Safety is a critical aspect of any installation involving flue systems. Our product mandates a minimum clearance distance of 50mm from combustible materials, such as wood framing or insulation. This precaution minimizes the risk of fire and ensures optimal performance of the system. Additionally, the product’s CE marking guarantees that it has undergone stringent safety testing and meets all necessary European standards.
Performance Under Pressure: Some customers worry about the performance of adjustable systems under extreme temperatures and pressures. Rest assured, the high-pressure sealing gasket equipped in the Adjustable Pipe is specifically designed to handle both positive and negative pressure environments. Whether you are dealing with the high temperatures of an industrial boiler or the low temperatures of a domestic oven, this product is built to perform reliably.
Maintenance and Longevity: Routine maintenance is vital for any flue system. Owing to its construction material and design, the Adjustable Pipe requires minimal maintenance while offering a long service life. Its robust construction means that even in demanding conditions, the flue system remains sealed and efficient, reducing the frequency of required inspections and replacements.
Cost-Effectiveness: Investing in quality components is always a sound decision. By opting for an adjustable pipe that consolidates multiple functions into a single component, you save money on additional parts and potential rework. The long warranty of 10 years further underscores the cost-effectiveness and reliability of this product.
Installation Recommendations
Before starting the installation, ensure that all components and associated tools are readily available. Follow the step-by-step guide to benefit from a secure and efficient assembly:
- Clean all surfaces to eliminate any debris that might affect the sealing process.
- Employ the push-fit joint system to join the components together, ensuring even pressure across connections.
- Secure the joints with the provided Locking Band to prevent accidental disconnections.
- When working with pressurised systems, double-check that the centre gasket is correctly fitted to maintain the integrity of the seal.
- Always maintain a clearance of at least 50mm from any combustible material to ensure safe operation.
Final Thoughts
The National Flues Adjustable Pipe 0.50 - 0.82 m - Ø 400 is an investment in both quality and safety. Whether you are upgrading an existing installation or undertaking a new project, this adjustable pipe offers unparalleled adaptability, strength, and ease of installation. The combination of high-grade 316L stainless steel and a versatile design ensures that the product not only meets but exceeds industry standards, providing excellent performance for years to come.
For those seeking a robust, safe, and efficient solution for non-standard flue connections, this product is the ideal choice. It simplifies installation, minimises maintenance needs, and delivers exceptional performance in a variety of applications. With National Flues, you are assured of quality products that contribute to the safety and efficiency of your heating and ventilation systems.
Experience the perfect blend of reliability and flexibility in your flue system installations with the Adjustable Pipe 0.50 - 0.82 m - Ø 400. Enhance your system’s performance and ensure long-lasting durability with a product trusted by professionals across the industry.
buy now or call 01670 206 999.
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