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Sflue (2141305) - 135° Tee - 127mm Ø (22-125-034)
National Flues presents the high performance Sflue 135° Tee - 127mm Ø, a premium chimney flue accessory designed for both domestic and trade installations. Ideal for solid fuel, woodstoves, gas, oil, and low sulphur coal appliances, this superior component ensures optimal functioning and safety. Engineered with quality stainless steel and enhanced with compressed rockwool insulation, it is the perfect solution for your chimney system, combining durability with excellent thermal performance. Shop with National Flues for competitive pricing, HETAS approved and CE marked products, and reliable nationwide delivery.
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In Stock
£211.99
with free delivery
Give us a call if you find it cheaper and we'll try to price match.
At a Glance
135° Tee design for seamless chimney transitions
Constructed with high-quality 304 (outer) and 316L (inner) stainless steel, both 0.40mm thick
Suitable for a range of appliances including solid fuel, woodstoves, gas, oil, and low sulphur coal systems
Compressed rockwool insulation at 230kg/m3 for enhanced thermal protection
HETAS approved and CE marked, ensuring compliance with safety standards and a 15-year 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 135° Tee - 127mm Ø (2141305) is a versatile and robust component designed for use with solid fuel and gas/oil appliances, including woodstoves, gas coal effect fires, oil, and gas boilers. Constructed with high-quality materials, the outer and inner skins are made from 304 and 316 grade stainless steel respectively, both with a thickness of 0.4mm. The insulation consists of compressed rockwool with a density of 230kg/m3, encapsulated within twist-lock couplers for optimal performance and safety.
Fully laser welded, this product offers superior durability and reliability. Approved by HETAS and CE marked, it comes with a designation number EN1856-1 T450 N1 D V2 L50040 G50, ensuring it meets all necessary regulations. Installation is straightforward with its 8 barbed twist lock system and locking band, maintaining a safe distance of 50mm from combustibles.
Ideal for creating smooth transitions in your flue system, the 135° tee is an essential component for efficient chimney performance.
The Sflue 135° Tee should be installed by a qualified professional. Before commencing installation, ensure all components are free from defects. The product utilises an 8 barbed twist lock system and bolted locking band for secure connections. To maintain safety, a minimum clearance of 50mm from any combustible materials must be strictly adhered to. Verify that the coupler enables the necessary rotational adjustment for perfectly aligned flue components. Always refer to the detailed installation manual provided and double-check that both the outer and inner stainless steel skins are intact and properly sealed.
It is suitable for solid fuel and gas/oil appliances, including woodstoves, gas coal effect fires, oil and gas boilers.
The outer skin is 304 grade stainless steel, while the inner skin is 316 grade stainless steel. Both skins are 0.4mm thick.
It uses compressed rockwool insulation with a density of 230kg/m3, encapsulated within twist-lock couplers.
This component features an 8 barbed twist lock system and locking band. Ensure a 50mm distance from any combustible materials.
Yes, it is HETAS approved and CE marked, meeting the designation number EN1856-1 T450 N1 D V2 L50040 G50.
A minimum distance of 50mm should be maintained from the outside of the flue to any combustible material (e.g., wood, plasterboard).
135° tees are typically used at the base of a vertical chimney or to facilitate a smooth transition from horizontal to vertical plain when paired with a 45° elbow.
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 (2141305) - 135° Tee - 127mm Ø buyers guide
Comprehensive Buyers Guide for the Sflue 135° Tee - 127mm Ø
When planning your chimney installation or refurbishment, choosing the right components is crucial for both safety and performance. The Sflue 135° Tee - 127mm Ø from National Flues is a standout solution designed to create seamless transitions within your flue system. This guide provides detailed insights into the features, benefits, installation process, and crucial considerations you need to address before making your decision.
Overview and Key Features
The Sflue 135° Tee is purpose-built to provide a smooth and efficient transition between chimney segments. It is manufactured using high-quality stainless steel – featuring a robust 304 grade outer skin and a corrosion-resistant 316L inner skin, each with a thickness of 0.40mm. The insulation is made from compressed rockwool with a density of 230kg/m3, ensuring excellent thermal performance. Additionally, the design includes an 8 barbed twist lock system with a reliable locking band that guarantees secure attachment during installation. Notably, this product is HETAS approved and CE marked, certifying its compliance with UK safety regulations.
Why Choose the Sflue 135° Tee?
• Enhanced Safety: The insulated design coupled with stringent safety approvals means that you can install this tee in a variety of settings without compromising on safety. The mandatory 50mm distance to combustibles further protects your property.
• Durability and Reliability: The dual-layer stainless steel construction ensures that the product withstands the rigours of high-temperature environments, reducing maintenance and replacement costs over time.
• Versatile Application: Ideal for a wide range of appliances including woodstoves, gas fireplaces, oil boilers, and coal effect fires, it offers flexibility whether you are retrofitting an existing system or planning a new installation.
Technical Specifications
Understanding product specifications is essential when integrating components into your chimney system. Here are the key technical details:
- Dimensions: 127mm Ø in a 135° configuration designed to integrate seamlessly into your chimney structure.
- Materials: With an outer skin made from 304 stainless steel and an inner skin from 316L stainless steel, both 0.40mm thick, durability is at the forefront.
- Insulation: Enhanced with compressed rockwool (density 230kg/m3) for superior thermal insulation.
- Installation Method: Incorporates an 8 barbed twist lock system and a locking band, ensuring robust connections while maintaining clearances of 50mm from combustibles.
- Certifications: HETAS approval and CE marking (EN1856-1 T450 N1 D V2 L50040 G50) guarantee adherence to regulatory standards.
Installation Guidance
Proper installation is paramount for the optimal performance of this chimney component. Ensure that the Sflue 135° Tee is installed by a certified professional. The process involves securing the tee using the integrated twist lock system and locking band. During installation, always check that there is a minimum clearance of 50mm from any combustible material. This precaution prevents potential fire hazards and ensures compliance with building regulations. Detailed installation instructions are provided with the product, and it is advisable to follow these instructions carefully to maintain the product’s warranty and effectiveness.
Addressing Common Objections
Some potential questions or concerns may arise during your buying process:
1. Is this product suitable for all chimney types?
Yes, whether you are installing a new flue system or upgrading an older system, the 135° Tee is designed for a broad spectrum of appliances and conditions.
2. What about maintenance?
Thanks to the robust stainless steel construction, maintenance requirements are minimal. Routine inspections can ensure the system remains secure and effective. In the event of any anomalies, professional servicing is recommended.
3. How safe is the product?
With its HETAS approval, CE marking, and strict adherence to safety distances, this product meets and exceeds regulatory guidelines, ensuring a high level of operational safety.
4. Can I install it myself?
It is highly recommended that professional installers handle the process to ensure compliance with safety regulations and to secure the product correctly. This safeguards both installation longevity and operational safety.
Benefits and Long-Term Value
Investing in the Sflue 135° Tee translates to a commitment to quality and dependable performance over the long term. Its design not only supports the structural integrity of your chimney system but also enhances overall efficiency and safety. The premium materials extend the product’s lifespan and reduce the likelihood of premature failure. Moreover, its compatibility with various heating systems ensures that you have flexibility in your choice of appliances. Over time, this reliability can lead to considerable savings in maintenance and repair costs.
Final Thoughts
Choosing the correct components for your chimney system is a decision that should be made with careful consideration of quality, safety, and performance. The Sflue 135° Tee - 127mm Ø offers all these benefits, making it an attractive option for anyone looking to improve or install a chimney system. With stringent safety certifications and a design that caters to both aesthetic appeal and structural integrity, this tee is a valuable investment for modern homes. It is ideal for both domestic and commercial properties where efficiency and safety are non-negotiable.
In summary, if you are looking for a reliable, efficient, and expertly engineered flue system component, the Sflue 135° Tee stands out as a leading option in the market. Its intricate design, combined with exceptional performance characteristics, ensures that your chimney system operates at its best. Make a sound investment in quality and safety for your property and enjoy the peace of mind that comes with using a product engineered to the highest standards. Buy now or call 01670 206 999.
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