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Cap - Ø 80 (3-80-090)

Experience the superior quality of the Cap - Ø 80, a premium stainless steel rain cap from National Flues. This essential accessory for chimney flue systems provides robust protection against rainwater ingress, ensuring that your installation remains safe and efficient. Perfect for use with boilers, ovens, and ventilation systems, this cap is a must-have for those looking to enhance their flue system’s durability and performance.
The price you pay today £57.99
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At a Glance

    Manufactured from high-grade 316L stainless steel
    CE marked and EN 1856-1 compliant
    Robust design engineered for both condensing and non-condensing applications
    Integrated push-fit joint with secure Locking Band mechanism
    Designed to provide protection from rainwater ingress
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.

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).

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Have Questions?
Phone: 01670 206999
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The Cap Ø 80 is an essential component for any chimney flue system, acting as a basic terminal designed to prevent rainwater ingress into your flue. Engineered from high-grade 316L stainless steel, this rain cap boasts exceptional durability and resistance to corrosion. It is part of the SWPro modular single wall flue system which is CE marked and adheres to rigorous EN 1856-1 standards.

The system features a high-pressure sealing gasket P1/H1, capable of withstanding both high and low temperatures, making it suitable for non-condensing and condensing applications. Perfect for use with boilers, ovens, ventilation systems, and as a chimney liner, the SWPro system ensures seamless connectivity with its push-fit joint and secure Locking Band mechanism. Installation requires a 50mm clearance from any combustible materials, ensuring maximum safety and performance.

SKU: 3-80-090

Technical Specifications
Material316L Stainless Steel
CertificationCE Marked
StandardEN 1856-1
SystemSWPro
Sealing GasketHigh-pressure P1/H1
Temperature SuitabilitySuitable for both condensing and non-condensing applications
Clearance50mm clearance required from combustible materials
SKUs3-80-090
Application RangeDesigned for flue systems ranging from u00d8 80 up to larger diameters depending on configuration
Install the Cap - Ø 80 as part of the SWPro system using the integrated push-fit joint and secure Locking Band. Ensure a minimum of 50mm clearance from any combustible surfaces during installation. Note that this cap is strictly for solid fuel and oil applications, and is not compatible with gas appliances. Follow all manufacturer guidelines and safety instructions to guarantee proper fitment and long-lasting performance.

The Cap Ø 80 is made from high-grade 316L stainless steel, providing excellent durability and resistance to corrosion.

The Cap Ø 80 is part of the SWPro modular single wall flue system and is suitable for both high and low temperature, non-condensing and condensing applications.

No, the Cap Ø 80 is not suitable for gas appliances. It is specifically designed for solid fuel and oil applications.

The Cap Ø 80 is CE marked and conforms to the EN 1856-1 standard.

The Cap Ø 80 is installed as part of the SWPro system using a push-fit joint secured with a Locking Band. Ensure a 50mm distance from any combustible materials during installation.

Yes, the Cap Ø 80 and the SWPro system are suitable for use in both positive and negative pressure environments.

The high-pressure sealing gasket P1/H1 in the SWPro system ensures a tight, secure fit, preventing any leaks and ensuring the system can handle both high and low temperatures.

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