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Lid with horizontal drain - Ø 800 (3-800-027)

National Flues presents the Lid with Horizontal Drain - Ø 800, a premium flue system accessory designed with high-grade 316L stainless steel, ideal for chimneys, boilers, and ventilation systems. This top-quality component ensures efficient drainage and reliable performance, meeting the strict CE standards and EN 1856-1 criteria. Enhance your flue installation with this high-performance lid that promises longevity and safety.
The price you pay today £640.99
including free delivery Give us a call if you find it cheaper and we'll try to price match.

 

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At a Glance

    Made of high-grade 316L stainless steel for lasting durability
    Robust 1-inch BSP externally threaded drain connection and cap for efficient drainage
    Engineered for both high- and low-temperature, condensing and non-condensing systems
    CE marked and compliant with EN 1856-1 standards
    Simple push-fit joint installation secured with a locking band
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:

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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 Lid with horizontal drain - Ø 800 is a versatile component in our SWPro modular single wall flue system. Made of high-grade 316L stainless steel, this lid is designed for high-pressure sealing with a P1/H1 gasket, making it suitable for both high and low-temperature applications, whether non-condensing or condensing. Perfect for boilers, ovens, ventilation systems, and chimney shaft liners, this lid ensures a secure and efficient installation.

Each unit incorporates a 1” BSP stainless steel externally threaded drain connection and cap for effective drainage. The system is CE marked and meets the demanding standards of EN 1856-1. Installation is straightforward with a push-fit jointing system and locking band, and every joint in P1 and H1 installations requires jointing gaskets.

Ensure a safe installation with a 50mm distance from any combustible materials.

SKU: 3-800-027

Technical Specifications
Material316L Stainless Steel (Inner); Not Applicable (Outer)
Drain Connection1-inch BSP externally threaded stainless steel connection with cap
ApprovalsCE Marked, compliant with EN 1856-1
ApplicationBoilers, ovens, ventilation systems, chimney shaft liners
Installation StandardPush-fit jointing system with locking band, using jointing gaskets for P1 and H1 installations
Distance To CombustiblesMinimum 50mm
Operating TemperaturesSuitable for both high and low temperature applications
SystemSWPro Modular Single Wall Flue System
• Always maintain a minimum clearance of 50mm from any combustible material to ensure safety. • Install using the push-fit jointing system; secure each joint with a locking band and apply jointing gaskets at every joint in P1/H1 installations. • Ensure that the 1-inch BSP externally threaded drain connection is firmly attached and that the drain cap is properly fitted to prevent leakage. • Follow manufacturer guidelines and local regulations, particularly regarding the safe distance to combustibles and proper joint sealing methods. • Regularly inspect joints for security and integrity to maintain system performance over time.

The Lid with Horizontal Drain is made from high-grade 316L stainless steel, known for its durability and resistance to corrosion.

Yes, the Lid with Horizontal Drain is suitable for both high and low-temperature applications, including non-condensing and condensing systems.

The product is CE marked and meets the standards of EN 1856-1 for various specifications.

Installation is simple with a push-fit jointing system secured by a locking band. Jointing gaskets are required for P1 and H1 installations at every joint.

A safe distance of 50mm from the outside of the flue to any combustible material must be maintained.

The main application is to serve as a drainage point at the end of a header or inclined flue run, making it ideal for boilers, ovens, and ventilation systems.

Yes, National Flues offers reliable nationwide delivery and trade accounts. We also provide secure online payments for retail customers.

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