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Sflue Black (2141105B) - Pipe 300mm - Ø 127 (42-125-012)
National Flues presents the Sflue Black (2141105B) - Pipe 300mm Ø 127, the ideal chimney flue solution for solid fuel and gas/oil appliances. This premium, stainless steel pipe delivers exceptional durability and performance while meeting HETAS and CE standards. With its robust construction and reliable safety features, the Sflue Black is synonymous with efficient, secure, and sustainable chimney solutions in the UK.
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In Stock
£62.49
Give us a call if you find it cheaper and we'll try to price match.
At a Glance
High-grade stainless steel construction (304 outer, 316 inner)
Suitable for solid fuel, gas, and oil appliances
Compressed rockwool insulation for superior thermal performance
HETAS approved and CE marked for safety and compliance
Easy and secure installation with twist-lock couplers and locking band
Backed by a 15-year manufacturing defect warranty and a 2-year paint warranty
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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 Sflue Black (2141105B) - Pipe 300mm Ø 127 is a high-quality chimney flue ideal for both solid fuel and gas/oil appliances. Whether you're installing a wood stove, gas coal effect fire, oil, or gas boiler, this flue pipe offers robust performance. Constructed with an outer skin of 304 grade stainless steel and an inner skin of 316 grade stainless steel, both 0.4mm thick, it ensures outstanding durability.
The insulation is compressed rockwool, providing a density of 230kg/m³, encapsulated in twist-lock couplers for added safety. Fully laser welded parts add to its durability and precision. The Sflue system boasts HETAS approval and CE marking, meeting stringent quality standards.
With a required distance to combustibles of 50mm, safe installation is assured. This twin wall insulated chimney flue with an 8-barbed twist lock mechanism secures each part using a Locking Band, making installation a breeze.
SKU: 42-125-012
Technical Specifications
Model
Sflue Black (2141105B)
Pipe Length
300mm
Diameter
u00d8 127mm
Inner Material
316L Stainless Steel - 0.40mm thick
Outer Material
304 Stainless Steel - 0.40mm thick
Insulation
Compressed rockwool (230kg/mu00b3)
Approval
HETAS / CE
Distance To Combustibles
50mm
Locking Mechanism
8-barbed twist lock with Locking Band
Warranty
15 Years manufacturing defect / 2 Years paint
Installation involves verifying the mandatory 50mm clearance from combustibles. Begin by assembling the pipe sections using the 8-barbed twist lock mechanism to ensure each segment is securely joined. Always follow the manufacturer’s guidelines when connecting components and check that all twist-lock couplers have been fully engaged. Prior to finishing the installation, inspect the entire system for any potential issues. If uncertain at any stage or for bespoke applications, consider consulting a professional installer to guarantee optimal performance and safety.
The Sflue Black (2141105B) is suitable for solid fuel, gas, and oil appliances, including wood stoves, gas coal effect fires, oil, and gas boilers.
You should maintain a distance of 50mm from any combustible materials, such as wood or plasterboard, when installing this flue.
Yes, the Sflue Black (2141105B) is HETAS approved, ensuring it meets the high standards required for safety and performance.
The outer skin is made from 304-grade stainless steel, while the inner skin is made from 316-grade stainless steel. Both are 0.4mm thick.
The insulation is made from compressed rockwool with a density of 230kg/m³, encapsulated in twist-lock couplers for added safety.
The Sflue Black (2141105B) has the designation number EN1856-1 T450 N1 D V2 L50040 G50.
The parts of the Sflue system are secured together using an 8-barbed twist lock mechanism and a Locking Band.
Delivery Information +
We work relentlessly to ensure you get your order fast.
Estimated delivery for this product is Wednesday, April 30th.
If you need faster stove or fireplace delivery please give us a call.
We can often 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 Sflue Black (2141105B) - Pipe 300mm - Ø 127 buyers guide
Comprehensive Buyers Guide for the Sflue Black (2141105B) - Pipe 300mm Ø 127
When it comes to selecting a chimney flue, your choice shouldn’t be based solely on appearance. The Sflue Black (2141105B) is engineered to offer unparalleled performance and long-term reliability. This detailed guide is designed to help you understand its features, benefits, and installation requirements so that you can make an informed decision.
Product Overview
The Sflue Black (2141105B) is a 300mm pipe with a 127mm diameter, built to serve a wide range of heating appliances including wood stoves, gas boilers, oil-fired units, and coal effect fires. The dual construction, with an inner skin of 316L stainless steel and an outer skin of 304 stainless steel (both at 0.40mm thickness), ensures the pipe's capability to withstand extreme conditions.
Key Features and Their Advantages
- Stainless Steel Construction: The combination of 304 and 316 grade stainless steel means that the flue offers excellent corrosion resistance even under severe operating conditions. This durability guarantees that your installation remains robust over many years, minimizing the risk of costly replacements.
- Superior Insulation: The compressed rockwool, with a density of 230kg/m³, provides exceptional thermal performance. This insulation not only helps in maintaining consistent temperatures but also enhances safety by reducing heat loss and protecting surrounding materials.
- Safety Certifications: With both HETAS approval and CE marking, this flue meets stringent safety and quality standards. This certification is critical when it comes to reducing risks associated with improper flue installations and ensuring statutory compliance.
- Effortless Installation: The design includes an 8-barbed twist lock system with a locking band. These features streamline the installation process, making it user-friendly and ensuring that every connection is secure. Homeowners and professionals alike will appreciate the ease with which the pipe can be assembled, reducing downtime and installation costs.
- Warranty Assurance: A 15-year manufacturing defect warranty, coupled with a 2-year paint warranty, set this product apart in terms of long-term reliability. These warranties add significant value by safeguarding your investment against unforeseen issues.
Who Should Consider the Sflue Black?
Whether you are a homeowner upgrading your traditional heating system or a contractor working on a multi-property project, the Sflue Black offers versatile applications. Its robust design makes it an excellent choice for residential and commercial installations alike. If you demand a product that combines resilience, efficiency, and safety, then this chimney flue is designed with you in mind.
Addressing Common Objections
1. Installation Concerns:
Some users may be concerned about the installation process. Rest assured, the flue system’s twist-lock couplers are engineered for a secure, hassle-free assembly, even for those with limited technical expertise. Detailed installation instructions and support are provided, ensuring that you can confidently complete the project. If necessary, professional installation services are also readily available.
2. Durability Issues:
How can you be sure that the flue will last? The use of premium-grade stainless steel and high-quality compressed rockwool insulation dramatically reduces the risk of wear and tear. HETAS certification further reinforces that this product adheres to rigorous standards, ensuring durability for many years.
3. Safety and Compliance:
Safety is paramount when dealing with chimney flues. The Sflue Black’s compliance with HETAS and CE standards guarantees that the product has undergone stringent testing. The clear 50mm clearance requirement from combustibles and the robust construction ensure not only efficiency but also the highest safety standards during operation.
Detailed Technical and Installation Insights
The Sflue Black is engineered with specific technical requirements designed to prevent common installation pitfalls. Key points to consider during installation include:
- Clearance Requirements: Always ensure a minimum distance of 50mm from any combustible surface to mitigate the risk of overheating.
- Secure Connections: Use the twist-lock couplers fully and inspect each joint for stability. This locking mechanism is pivotal in maintaining the integrity of the system.
- Periodic Maintenance: Although the structure is designed to be low maintenance, regular inspections are recommended to ensure that all parts remain in good condition. If any damage or wear is detected, contact a professional service immediately.
Advantages Over Traditional Options
The Sflue Black differs notably from traditional chimneys. Whereas many conventional flues require extensive maintenance and lack modern safety features, this product integrates advanced materials and design techniques aimed at longevity and stability. The stainless steel construction, combined with state-of-the-art insulation, offers benefits that are both immediate and long-lasting. Additionally, the design simplifies installation, reduces installation time, and ensures that performance remains consistent under varying conditions.
Making the Decision
In making a decision on your next chimney flue, consider the long-term benefits of investing in quality. The Sflue Black (2141105B) not only meets current industry standards but also exceeds them by providing robust, durable construction and enhanced safety features. With its superior build quality and exceptional warranty, this product offers excellent value for both residential homeowners and professional contractors alike.
Furthermore, by choosing the Sflue Black, you align with National Flues’ commitment to excellence, reliability, and customer satisfaction. Every feature has been meticulously designed to contribute to a system that is both safe and efficient, ensuring that your heating system operates at its best. The advanced stainless steel materials, thorough insulation, and secure installation mechanism mean you can be confident in the performance and safety of your installation.
The initial investment is justified by the longevity and reduced maintenance costs associated with this flue, making it a smart choice in the long term. For those who prioritize durability and safety, the Sflue Black stands out as the superior option in the market.
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