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Lid - Ø 650 (3-650-036)

The Lid - Ø 650 from National Flues is a top-quality chimney flue end cap crafted from 316L stainless steel. This essential accessory enhances any modular flue system, ensuring secure, leak-free performance while conforming to EN 1856-1 standards. Perfect for both commercial and residential applications, this stainless steel flue component is engineered for high and low temperature uses, making it an excellent choice in any heating system setup. For best results, search our optional accessory range to complement your chimney system perfectly.
Now only £328.99
including free delivery Give us a call if you find it cheaper and we'll normally price match.

 

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At a Glance

  • Crafted from 316L stainless steel for exceptional durability
  • Designed specifically for modular chimney flue systems
  • High-pressure sealing gasket (P1/H1) ensures leak-free performance
  • Reliable locking band mechanism secures the cap firmly
  • CE marked and EN 1856-1 compliant (T200 H1 W Vm L50040 O(50) & L50050 O(50))
  • Suitable for both high and low temperature, condensing and non-condensing applications
  • Push-fit jointing system for easy installation
Delivery Information +

We work relentlessly to ensure you get your order fast. Estimated delivery for this product is Tuesday, August 12th. This is based on current lead times for this product. 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 on 01670 206 999. 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.

Best 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.

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.

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

The Lid - Ø 650 from National Flues is the ultimate cap end accessory for your chimney flue system. Crafted from 316L grade stainless steel, this end cap is designed to close off the branch or base of a tee or the end of a header securely. Equipped with a high-pressure sealing gasket (P1/H1), the SWPro modular single wall flue system is suitable for various applications, including high and low temperatures, non-condensing and condensing scenarios, and both positive and negative pressure flue gases.

The system is perfect for boilers, ovens, ventilation systems, and chimney shaft liners. It features a reliable locking band mechanism to hold the components securely in place. Our flue systems meet CE marking standards and conform to EN 1856-1 designations, ensuring the highest quality and safety.

Installation is a breeze with its push-fit jointing system, but for P1 and H1 installations, make sure to use jointing gaskets on every connection. Always maintain a 50mm distance from the outside of the flue to any combustible material like wood or plasterboard.

SKU: 3-650-036

Technical Specifications
SKU3-650-036
Material316L Stainless Steel
SystemSWPro Modular Single Wall
ApprovalsCE Marked, EN 1856-1 Compliant
DesignationsT200 H1 W Vm L50040 O(50) up to u00d8200 & T200 H1 W Vm L50050 O(50) up to u00d8400
FuelsGas, Oil
Distance To Combustibles50mm
Warranty10 Years
Priceu00a3144.96 (Our Price) | u00a3243.99 (Retail Price)
- Ensure all push-fit joints are fitted with the correct P1/H1 jointing gaskets for a secure connection. - Maintain a minimum distance of 50mm from the flue exterior to any combustible material (e.g. wood, plasterboard). - Follow the manufacturer’s guidelines, ensuring that the locking band mechanism is correctly engaged to keep the lid in place. - Optional accessories such as additional jointing gaskets and securing clips are available and highly recommended for custom installations. - Always consult with a certified installer if you are unsure of any installation steps.

The Lid - Ø 650 is made from high-grade 316L stainless steel, ensuring durability and long-term performance.

Yes, the Lid - Ø 650 and the entire SWPro flue system meet CE marking standards.

The SWPro system is suitable for a wide range of applications including boilers, ovens, ventilation systems, and as a chimney shaft liner.

Yes, the SWPro system, including the Lid - Ø 650, is designed to handle both high and low temperature applications.

The Lid - Ø 650 is secured using a Locking Band, which ensures it stays firmly in place.

The SWPro system features a push-fit jointing system. For P1 and H1 installations, make sure to fit jointing gaskets on every connection and maintain a 50mm distance from the flue exterior to any combustible materials.

The SWPro system complies with EN 1856-1 standards for both T200 H1 W Vm L50040 O(50) and T200 H1 W Vm L50050 O(50) categorizations.

What our experts say!

"The Lid - Ø 650 is an excellent choice for both retail and trade customers. Made with high-grade 316L stainless steel, it ensures long-lasting performance. Plus, we offer reliable nationwide delivery and competitive pricing."

The Lid - Ø 650 is designed to cap off and seal the branch or base of a tee or the end of a header in a modular chimney flue system.

National Flues is a leading supplier of fireplaces and flues in the UK, offering competitive prices, reliable delivery, and exceptional service to both retail and trade customers nationwide.

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