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Inspection Tee - Ø 80 (3-80-135)

The National Flues Inspection Tee - Ø 80 is the quintessential choice for installers seeking quality, durability, and precision in flue systems. Engineered from 316L stainless steel, this high-performance component is not only ideal for both condensing and non-condensing applications but also perfectly suited to boilers, ovens, ventilation systems, and chimney shaft liners. With its innovative SWPro push-fit jointing system, easy-to-access inspection branch, and CE marked certification, this com Read more...
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At a Glance

    Made from high-grade 316L stainless steel
    Suitable for both condensing and non-condensing flue systems
    Features a robust push-fit jointing system with securing locking band
    CE marked and compliant with EN 1856-1 standards
    Designed for easy inspection and reliable performance
Delivery Information +

We work relentlessly to ensure you get your order fast. Estimated delivery for this product is Monday, June 9th. This is based on current delivery times for this product. Delivery for products not in our warehouses can be delayed because of third party carriers. If you need a stove, or other bulky product, to be delivered by a specific time in the next 7 days then please 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 and you can read in our blog about they types and terms and conditions for warranties. Mi-Flex flue liner, for example, comes with a lifetime guarantee. Give us a call if you want to know about a specific warranty. Returns for damaged items are covered by insurance; non-damaged returns incur return delivery costs.

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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.

Please Note: All dimensions refer to the internal diameter of flues. If unsure, please call 01670 206999 to ensure you choose the correct products.

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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.
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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).

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Have Questions?
Phone: 01670 206999
Email: [email protected]

The Inspection Tee - Ø 80 is a modular single wall flue system component crafted from high-grade 316L stainless steel. Designed for both high and low temperature applications, it is suitable for condensing and non-condensing environments with flue gases in positive and negative pressure. This universal flue system ensures compatibility with a wide range of applications such as boilers, ovens, ventilation systems, and as a chimney shaft liner.

The SWPro system features a high-pressure sealing gasket P1/H1, making it exceptionally reliable and efficient.The construction of the Inspection Tee includes various thicknesses of stainless steel depending on the flue diameter, ensuring durability and performance. It is CE marked and meets EN 1856-1 standards, making it a trustworthy choice for your installations. Installation is straightforward with a push-fit jointing system secured by a locking band, and jointing gaskets must be fitted on every joint for P1 and H1 installations.

Maintain a safety distance of 50mm from any combustible material. Choose the Inspection Tee - Ø 80 for a reliable and high-quality flue system solution.

SKU: 3-80-135

Technical Specifications
Material316L Stainless Steel
SystemSWPro
ApprovalCE Marked, EN 1856-1 Compliant
Installation MethodPush-fit Jointing with Locking Band
Dimensionsu00d8 80 (suitable for diameters up to u00d8 200 in one configuration and u00d8 250 up to u00d8 400 in another)
Temperature RangeSuitable for both high and low temperature applications
Fuel CompatibilityGas and Oil
Distance To CombustiblesMinimum 50mm clearance
Warranty10 Years
Installation is straightforward with the user-friendly push-fit jointing system. Key steps include: • Ensuring that a jointing gasket is fitted on every joint to maintain P1/H1 pressure sealing. • Securing the joints with the provided locking band to prevent disconnections over time. • Maintaining a safe installation distance of at least 50mm from any combustible materials. • Following manufacturer guidance for proper alignment and integration with other flue components. Remember to check that all optional accessories (such as additional insulating or sealing components) are correctly matched to your system for optimal performance.

The Inspection Tee - Ø 80 is made from high-grade 316L stainless steel, ensuring durability and resistance to corrosion.

Yes, the Inspection Tee - Ø 80 is designed to handle both high and low temperature environments, making it versatile for various applications.

The Inspection Tee - Ø 80 uses a push-fit jointing system secured with a locking band. For P1 and H1 installations, jointing gaskets must be fitted on every joint, and a distance of 50mm from any combustible material must be maintained.

The Inspection Tee - Ø 80 is CE marked and meets EN 1856-1 standards, providing assurance of quality and compliance with safety regulations.

Yes, the Inspection Tee - Ø 80 is suitable for both condensing and non-condensing applications, making it a versatile choice for your flue system.

The Inspection Tee - Ø 80 is used in flue systems for various applications such as boilers, ovens, ventilation systems, and as a chimney shaft liner.

Yes, the SWPro system, which includes the Inspection Tee, comes in various diameters ranging from Ø 80mm up to Ø 400mm.

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