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Antiwind top terminal - Ø 80 (3-80-112)

National Flues proudly presents the Antiwind Top Terminal - Ø 80, a premium chimney flue accessory engineered for optimal wind protection and reliable performance. This high-grade 316L stainless steel terminal is ideal for ensuring safe operation in both domestic and commercial setups. Whether you’re upgrading your existing system or building a new installation, this CE marked product offers a proven solution for improving the efficiency of your chimney, flue, or venting system. Discover the per Read more...
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At a Glance

    Made from high-grade 316L Stainless Steel
    Designed for efficient wind protection in chimney flue systems
    SWPro modular system with a robust push-fit joint secured by a locking band
    CE marked to EN 1856-1 standards for quality and safety
    Suitable for both non-condensing and condensing applications
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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Price Match Guarantee: If you find the same product cheaper within 48 hours, we’ll match it and refund the difference.

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

The Antiwind top terminal - Ø 80 is an essential component for ensuring efficient and safe operation of your chimney flue system. Made from high-grade 316L stainless steel, this terminal is designed to withstand diverse conditions and temperatures, suitable for both high and low-temperature environments. The SWPro modular single wall flue system includes a high-pressure sealing gasket (P1/H1) ensuring secure and airtight connections.

This versatile system supports both non-condensing and condensing applications with positive and negative pressure flue gasses, making it perfect for a wide range of uses including boilers, ovens, ventilation systems, and chimney shaft liners.Further, the terminal boasts a robust push-fit jointing system secured by a locking band, ensuring easy and reliable installation. Adhering to safe installation practices, it is critical to maintain a 50mm distance from the flue's exterior to any combustible materials. The SWPro system is CE marked, under EN 1856-1 standards, highlighting its superior quality and compliance.

SKU: 3-80-112

Technical Specifications
SKU3-80-112
Material316L Stainless Steel
SystemSWPro Modular Single Wall
ApprovalCE Marked (EN 1856-1)
ApplicationsGas, Oil, Boilers, Ovens, Ventilation Systems
SealingHigh-pressure gasket (P1/H1)
JointingPush-fit joint secured with locking band
Combustible ClearanceMinimum 50mm
Warranty10 Years
Operational RangeDesigned for chimney flue diameters from u00d8 80 up to u00d8 200/250 etc.
Ensure that the installation is carried out following the manufacturer’s guidelines. The Antiwind Top Terminal is designed with a push-fit jointing system, meaning that it should be firmly secured using the provided locking band. Make sure that all joints are fitted with the high-pressure sealing gasket (P1/H1) to ensure an airtight and secure connection. It is critical to maintain a minimum clearance of 50mm between the flue’s exterior and any combustible materials. Installation should be performed on a stable and level surface, and if in doubt, consult a professional. Regular inspection and maintenance are recommended to verify that the terminal remains securely in place and free from blockages or debris.

The terminal is made from high-grade 316L stainless steel, ensuring durability and longevity.

The SWPro flue system supports both high and low temperatures, accommodating non-condensing and condensing applications with positive and negative pressure gasses.

Yes, the terminal is CE marked, conforming to EN 1856-1 standards.

Absolutely, the terminal is designed for a variety of applications, including boilers, ovens, and ventilation systems.

It is recommended to maintain at least a 50mm distance from the flue’s exterior to any combustible material.

The SWPro flue system uses a push-fit jointing system secured with a locking band. In P1 and H1 installations, jointing gaskets must be fitted on every joint.

The system supports diameters ranging from Ø 80 up to Ø 400, depending on the specific EN 1856-1 standard designation.

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