We use cookies to ensure a smooth, secure, and ever-improving experience on our website. By continuing to browse, you agree to our use of cookies as detailed in our Cookie Policy. Enjoy your visit and let us now if you need any help!
Cookie Preferences
We use different types of cookies for various purposes. Please select which you allow:
Adjustable Pipe 350-500mm Ø 175 (2-175-015)
National Flues presents the Adjustable Pipe 350-500mm Ø 175, a premium twin wall flue pipe crafted from high-grade 316L and 304 stainless steel. Engineered for both solid fuel and gas installations, this adjustable flue pipe offers exceptional durability, efficiency, and safety, making it an excellent choice for modern stoves, boilers, and various heating appliances.
Hover to Zoom / Click for Gallery
Low Stock! – Order Now
£101.49
with free delivery
Give us a call if you find it cheaper and we'll try to price match.
At a Glance
Adjustable length (350-500mm) for versatile installation needs
Durable twin wall construction with 316L inner and 304 outer stainless steel
Efficient thermal performance thanks to 0.40mm thick construction and compressed rockwool insulation (200kg/m³)
HETAS Approved and CE marked for trusted safety and compliance
Easy, screw-free installation with an integrated locking band
Compatible with wood, oil, gas, and low sulphur coal appliances
×
Email Product
Enter your email address to send the product details:
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 350-500mm Ø 175 is an essential component for your solid fuel, gas, or oil appliance setup. Crafted with precision, this pipe features a robust outer skin made from 304 grade stainless steel and an inner skin of 316 grade stainless steel, both with a 0.4mm thickness. The compressed rockwool insulation boasts a density of 200kg/m3, ensuring efficient thermal performance and safety.
Rated for use on woodstoves, gas coal effect fires, oil and gas boilers, and other solid fuel appliances, this flue pipe is HETAS Approved and CE marked, meeting all the stringent safety standards. Installation is a breeze with the included locking band, eliminating the need for screws, and maintaining the recommended 50mm distance from combustible materials is easily achievable. The pipe's adjustable length, ranging from 350mm to 500mm, makes it versatile for various installation requirements.
SKU: 2-175-015
Technical Specifications
Length Range
350mm - 500mm
Inner Material
316L Stainless Steel, 0.40mm thick
Outer Material
304 Stainless Steel, 0.40mm thick
Insulation
Compressed Rockwool, 200kg/mu00b3
Approvals
HETAS / CE
Distance To Combustibles
50mm
Installation Method
Locking band (no screws required)
Fuel Compatibility
Wood, Oil, Gas, Low sulphur coal
Installation is straightforward: ensure a minimum clearance of 50mm from any combustible materials. The adjustable segments connect securely using the integrated locking band, eliminating the need for screws. Follow the manufacturer’s guidelines meticulously to achieve optimal alignment and insulation performance. If in doubt, consulting a professional installer is recommended to ensure safety and efficacy.
This adjustable pipe is suitable for solid fuel, gas, and oil appliances, including woodstoves, gas coal effect fires, and oil and gas boilers.
Yes, the pipe is insulated with compressed rockwool, providing a density of 200kg/m3 for excellent thermal performance.
The outer skin is made from 304 grade stainless steel, and the inner skin is made from 316 grade stainless steel, both with a thickness of 0.4mm.
Yes, the Adjustable Pipe 350-500mm Ø 175 is HETAS Approved and also CE marked, ensuring it meets high safety standards.
Installation is straightforward, requiring the use of a locking band to secure the parts together. No screws are necessary, but it is important to maintain a 50mm distance from any combustible materials.
The pipe can be adjusted within a range of 350mm to 500mm to suit different installation needs.
A 50mm distance to combustibles must be maintained for safety.
Delivery Information +
We work relentlessly to ensure you get your order fast.
Estimated delivery for this product is Wednesday, April 30th. 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.
When planning a heating installation, the choice of flue components is critical for ensuring safe, efficient, and compliant operation. The Adjustable Pipe 350-500mm Ø 175 from National Flues is designed to meet these challenges head on. Crafted with a focus on durability, performance, and ease of use, this twin wall flue pipe offers installation flexibility and compliance with rigorous UK standards.
Product Overview
The Adjustable Pipe 350-500mm Ø 175 is engineered using a unique dual-layer construction where the inner component is made from 316L stainless steel and the outer layer from 304 stainless steel, both with a robust 0.40mm thickness. These high-quality materials provide superior corrosion resistance and longevity. The pipe’s design allows for an adjustable length between 350mm and 500mm, making it suitable for a variety of installation scenarios, whether you are working on a new build or a refurbishment.
Key Features and Their Benefits
- Adjustable Length: The ability to adjust the pipe’s length between 350mm and 500mm allows for greater installation flexibility. This means that regardless of the specific configuration of your appliance or building structure, this flue can be adapted to meet the precise requirements, reducing the need for custom solutions.
- Premium Stainless Steel Construction: The combination of 316L and 304 stainless steel not only ensures the product’s durability and resistance to harsh conditions but also contributes to its sleek, modern finish that complements contemporary heating appliances.
- Enhanced Thermal Performance: Incorporating compressed rockwool insulation with a density of 200kg/m³ ensures that the pipe maintains optimal operating temperatures. This thermal efficiency is critical in preventing heat loss, reducing energy wastage, and adhering to safety standards.
- Safety Certifications: With HETAS Approval and CE marking, this product meets all the stringent safety requirements demanded by UK regulations. This certification is a hallmark of quality, reflecting its tested performance in real-world conditions.
- Easy Installation: The inclusion of a locking band means that the installation process is significantly simplified. No screws are needed, which minimizes potential installation errors and speeds up the process. Furthermore, the recommended 50mm distance to combustibles is easily maintained, ensuring compliance with safety guidelines.
Installation Advice
Installing a flue pipe of this calibre is straightforward but does come with essential considerations. Always ensure that the pipe is installed with a minimum 50mm clearance from any combustible materials. The integrated locking band simplifies the assembly process, reducing the time required to secure the pipe firmly in place. However, attention to detail is paramount: verify that the alignment is correct and that there is no gap that could compromise thermal performance. If you are unfamiliar with flue installations, it is advisable to consult a professional installer who can offer guidance and ensure that the system is both safe and efficient.
Addressing Common Objections
Some homeowners may question the necessity of an adjustable flue pipe, or worry about the complexity of installation. Here are a few common concerns and our responses:
- Concern: "Will an adjustable pipe compromise on safety or performance?"
- Answer: Not at all. The adjustable nature of the pipe is designed for flexibility without sacrificing safety. With HETAS Approval and CE marking in place, the product meets rigorous safety standards, ensuring peace of mind.
- Concern: "I am worried about corrosion or degradation over time."
- Answer: The use of high-grade 316L and 304 stainless steel is specifically chosen for its resistance to corrosion and environmental wear, thereby ensuring a long service life.
- Concern: "Is the installation process too complex for a DIY project?"
- Answer: The design of this pipe incorporates a locking band that simplifies the assembly, making it accessible for experienced DIY installers. However, for those less confident, professional installation is recommended.
Optimal Use Cases
This adjustable pipe is perfect for a wide range of applications, including:
- Residential installations involving woodstoves and gas boilers
- Commercial setups where efficiency and compliance are critical
- Retrofit projects that demand adaptable solutions to accommodate varying installation spaces
The versatility of this flue pipe means it can be seamlessly integrated into both new and existing installations, ensuring that whether you are upgrading your heating system or installing a brand new setup, the Adjustable Pipe 350-500mm Ø 175 remains a viable, high-quality option.
Final Thoughts
Investing in a high-quality flue pipe is a decision that impacts both safety and efficiency. National Flues’ Adjustable Pipe 350-500mm Ø 175 not only meets industry standards but also provides the adaptability required in modern installation environments. Its robust construction, ease of installation, and excellent thermal performance combine to create a product that is both reliable and user-friendly. For those looking for a premium solution that addresses both performance and practicality, this adjustable flue pipe represents an ideal choice.
The detailed attention given to material quality, safety features, and installation ease ensures that any concerns regarding performance or compliance are thoroughly addressed. Remember, a well-installed flue system is key to the safe operation of your heating appliance, and this product is engineered to deliver on that promise.
Buy now or call 01670 206 999.
Compatible and other products that may be of interest...
