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The Sflue Decorative Ventilated Firestop delivers exceptional performance for both residential and commercial chimney installations. Designed with high-grade 316L and 304 stainless steel, this decorative firestop provides excellent ventilation and heat resistance, making it an ideal choice for wood, oil, gas, and low sulphur coal appliances. Combining robustness with modern aesthetics, the Sflue firestop is a reliable, stylish addition to any chimney system.
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In Stock
£243.49
with free delivery
Give us a call if you find it cheaper and we'll try to price match.
At a Glance
HETAS Approved & CE Marked
Dual-layer stainless steel construction (304 outer, 316 inner)
Compressed rockwool insulation (230kg/m³) for superior heat resistance
Elegant white gloss finish for a sleek appearance
8-barbed twist-lock mechanism for secure installation
Designed for both solid fuel and gas/oil appliances
Meets EN1856-1 T450 N1 D V2 L50040 G50 designation standards
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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 (2188805) Decorative Ventilated Firestop is meticulously designed for use with solid fuel, gas, and oil appliances such as wood stoves, gas coal effect fires, and oil/gas boilers. Constructed with 304-grade stainless steel for the outer skin and 316-grade stainless steel for the inner skin, this firestop guarantees durability and efficiency. The 0.4mm thick layers are insulated with compressed rockwool, offering a density of 230kg/m³.
The insulation is securely encapsulated within twist-lock couplers, ensuring safe and seamless installation. Fully laser welded and HETAS Approved, the Sflue firestop meets the EN1856-1 T450 N1 D V2 L50040 G50 designation standards. Installation is straightforward with an 8-barbed twist-lock mechanism and a locking band, keeping a mandatory distance of 50mm from any combustible materials such as wood or plasterboard.
Finished in a pristine white gloss, this firestop is not only functional but also adds an aesthetically pleasing touch to any installation.
SKU: 22-125-075
Technical Specifications
SKU
22-125-075
Dimensions
127mm u00d8
Outer Material
304 Stainless Steel (0.40mm thick)
Inner Material
316L Stainless Steel (0.40mm thick)
Insulation
Compressed Rockwool (230kg/mu00b3)
Installation Mechanism
8-barbed twist-lock mechanism with locking band
Approvals
HETAS / CE
Standards
EN1856-1 T450 N1 D V2 L50040 G50
Distance To Combustibles
Minimum 50mm
Warranty
15 Years
For a secure and compliant installation, first ensure that the firestop is positioned with a minimum clearance of 50mm from any combustible materials. Begin by aligning the firestop with the chimney penetration and firmly engage the 8-barbed twist-lock coupler. Once in place, secure the unit with the locking band to prevent movement. It is important to double-check that the twist-lock mechanism is fully engaged to avoid any disconnection during operation. Follow any additional manufacturer guidelines and consult a certified installer if uncertain about the procedure. Periodic inspection is recommended to maintain optimal safety performance.
It is suitable for use with solid fuel and gas/oil appliances like woodstoves, gas coal effect fires, and oil and gas boilers.
The outer skin is made from 304-grade stainless steel, and the inner skin is made from 316-grade stainless steel. Both are 0.4mm thick and insulated with compressed rockwool.
Yes, it is HETAS Approved and CE marked, meeting the EN1856-1 T450 N1 D V2 L50040 G50 designation standards.
It uses an 8-barbed twist-lock mechanism and is secured with a locking band. Ensure a 50mm distance from combustibles during installation.
The high-quality white gloss finish provides an aesthetically pleasing and clean appearance, ideal for visible ceiling penetrations.
The insulation is compressed rockwool with a density of 230kg/m³, encapsulated within twist-lock couplers.
A minimum distance of 50mm from any combustible materials such as wood or plasterboard is required.
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.
Comprehensive Buyers Guide for the Sflue Decorative Ventilated Firestop - 127mm Ø
When it comes to maintaining the safety and functionality of your chimney installation, selecting the right components is essential. The Sflue Decorative Ventilated Firestop offers unparalleled quality and performance, especially designed for both solid fuel and gas/oil heating appliances. This guide will walk you through everything you need to know about this product, addressing common concerns and highlighting why this firestop is a smart investment.
Product Overview
The Sflue Decorative Ventilated Firestop is meticulously engineered to prevent the spread of flames and heat through your chimney system, preserving the integrity of surrounding structures. Constructed with dual layers of premium stainless steel — featuring a 304-grade outer skin and a 316-grade inner skin — this firestop is paired with high-density compressed rockwool insulation. The insulation, with a density of 230kg/m³, is securely held in place via twist-lock couplers, which also contribute to the ease of installation and robustness of the overall design.
Key Features and Their Benefits
Safety and Compliance:
- With HETAS approval and CE marking, this firestop meets stringent safety standards, ensuring that it can handle high temperatures and protect against fire risks. The product complies with the EN1856-1 T450 N1 D V2 L50040 G50 designation, which is a testament to its quality and performance.
Durable Construction:
- The use of 304 and 316L stainless steel not only guarantees longevity and corrosion resistance but also ensures that the unit remains aesthetically pleasing with its sleek white gloss finish. The dual-layer construction creates a formidable barrier against heat transmission, fostering a safer environment in your home.
Efficient Insulation:
- The compressed rockwool insulation is key in maintaining thermal efficiency. This not only helps in conserving energy but also in protecting surrounding materials from heat damage. The high density of the insulation ensures that it retains its properties over time, contributing to the overall durability.
Innovative Installation:
- Featuring an 8-barbed twist-lock mechanism and an accompanying locking band, the installation process is straightforward and secure. This design minimizes the potential for misalignment or accidental disengagement, thereby reducing installation time and any associated costs.
Addressing Common Concerns
Q: Is the Sflue Decorative Ventilated Firestop difficult to install?
A: Not at all. The innovative twist-lock system is designed for simplicity and efficiency, ensuring that even installers with basic experience can securely fit the unit. The clear instructions and robust mechanism significantly reduce installation time.
Q: Will the firestop compromise the aesthetic of my room?
A: Absolutely not. This product features a high-quality white gloss finish that seamlessly blends with modern interior designs. It is specifically engineered to be both functional and visually appealing, ensuring that it enhances the overall look of your installation.
Q: What types of appliances can this firestop accommodate?
A: The Sflue firestop is versatile and designed for a wide range of applications, including wood stoves, gas coal effect fires, oil and gas boilers. Its robust construction makes it an ideal solution no matter which appliance you use.
Q: How does this firestop enhance safety?
A: Safety is paramount with this product. It maintains a mandatory clearance of 50mm from any combustible materials, providing a crucial barrier against fire hazards. This distance is vital to preventing the spread of heat and potential ignition of adjacent materials.
Why Choose the Sflue Decorative Ventilated Firestop?
Choosing the right firestop is about more than just meeting regulatory requirements — it’s about ensuring the ongoing safety and efficiency of your heating system. Here are some compelling reasons to consider the Sflue firestop:
- Reliability: With its high-grade materials and stringent safety certifications, this firestop offers dependable performance for years to come.
- Aesthetic Appeal: The elegant white gloss not only performs well but also adds a sophisticated touch to your home, making it a discreet yet essential component of modern chimney designs.
- Efficient Ventilation: The thoughtfully designed ventilation openings ensure that your chimney functions optimally, whether servicing a solid fuel or gas/oil appliance. This helps in maintaining air quality and operational efficiency.
- Cost-Effectiveness: By reducing installation time and potential maintenance issues, the Sflue firestop offers excellent value for money. Its robust construction minimizes the risk of future repairs, translating to long-term savings.
Installation Tips and Best Practices
Proper installation is crucial to the performance of any firestop system. Here are some best practices:
- Maintain the 50mm Clearance: Always ensure that the firestop is installed with a minimum distance of 50mm from any combustible material. This is non-negotiable for both safety compliance and effectiveness.
- Follow Manufacturer Guidelines: While the installation process is simplified by the twist-lock mechanism, adherence to the provided installation guidelines is vital. This guarantees that the unit functions as intended and remains securely fixed over time.
- Regular Inspections: Once installed, periodic checks can help detect any potential issues early. This practice enhances the long-term safety and efficiency of your chimney system.
- Professional Assistance: If you are unsure about the installation process, do not hesitate to seek the guidance of a certified installer. Their expertise can ensure that your installation is carried out flawlessly.
Final Thoughts
The Sflue Decorative Ventilated Firestop is not just a component; it is an integral part of a safe, efficient, and visually appealing chimney system. Its combination of robust materials, innovative design, and compliance with industry standards makes it a standout choice for homeowners and trade professionals alike. By selecting this product, you are investing in long-term safety, performance, and style.
Every element, from the high-density insulation to the easy-to-use twist-lock mechanism, has been thoughtfully designed to offer you peace of mind. This firestop addresses the core challenges of modern chimney installations without compromising on aesthetics or functionality.
In summary, the Sflue Decorative Ventilated Firestop is an essential addition to any home where safety and design are top priorities. Its unmatched durability and ease of installation make it a compelling choice for anyone looking to enhance their chimney system. Invest in quality and reliability—ensure your home’s safety and elegance with a product that stands the test of time.
Buy now or call 01670 206 999.
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