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Lid with horizontal drain - Ø 250 (3-250-027)

National Flues brings you the top-quality Lid with Horizontal Drain - Ø 250, a premium flue accessory designed for superior water drainage in both commercial and residential installations. Crafted from robust 316L stainless steel, this drain lid not only meets but exceeds industry standards including EN 1856-1 and CE marking requirements. Ideal for boilers, ovens, and ventilation systems, this accessory is engineered for exceptional performance and longevity.
£86.99
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At a Glance

    Made from high-grade 316L stainless steel for longevity and corrosion resistance
    Features a secure 1″ BSP externally threaded drain connection with cap
    Suitable for both high and low-temperature applications, ideal for condensing and non-condensing systems
    Complies with EN 1856-1 standards and is CE marked for safety
    Designed for use in boilers, ovens, ventilation systems, and chimney shaft liners with a 50mm clearance requirement

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

The Lid with horizontal drain - Ø 250 is designed to provide an efficient drainage solution at the end of a header or inclined flue run. Constructed from high-grade 316L stainless steel, this flue accessory boasts superior durability and resistance to corrosion. It features a 1” BSP externally threaded stainless steel drain connection with a secure cap, making it ideal for boilers, ovens, ventilation systems, and chimney liner applications.

The SWPro modular single wall flue system is rated for both high and low-temperature scenarios as well as non-condensing and condensing environments. CE marked and meeting EN 1856-1 standards, the SWPro system ensures safety and reliability. Installation is straightforward with a push fit jointing system secured by Locking Bands, and jointing gaskets are recommended for P1 and H1 installations.

Maintain a minimum 50mm clearance from combustible materials during setup.

SKU: 3-250-027

Technical Specifications
Inner Material316L Stainless Steel
Outer MaterialN/A
Drain Connection1-inch BSP externally threaded with secure cap
Temperature RangeSuitable for both high and low-temperature scenarios, including condensing and non-condensing environments
ApprovalsCE marked, complies with EN 1856-1 standards
Installation MethodPush-fit jointing system with Locking Bands (jointing gaskets recommended for P1 and H1 installations)
Clearance RequirementMinimum 50mm from combustible materials
• Ensure the flue system is correctly aligned before installation to maintain the minimum 50mm clearance from any combustible materials. • Use the push-fit jointing system along with Locking Bands to secure the Lid with Horizontal Drain firmly in place. • For P1 and H1 installations, it is recommended to fit jointing gaskets at every joint to ensure a tight seal and prevent any leaks. • Inspect all connections and drainage paths once installed to guarantee optimal performance. • Follow all manufacturer guidelines and local building regulations during installation to ensure safety and durability.

The Lid with Horizontal Drain - Ø 250 is constructed from high-grade 316L stainless steel, ensuring durability and resistance to corrosion.

Yes, the SWPro system, including the Lid with Horizontal Drain - Ø 250, is CE marked and meets EN 1856-1 standards.

Absolutely, the SWPro system is suitable for both high and low-temperature scenarios, as well as for non-condensing and condensing environments.

The Lid with Horizontal Drain - Ø 250 is ideal for a range of applications including boilers, ovens, ventilation systems, and as a chimney shaft liner.

The SWPro system uses a push fit jointing system secured together by Locking Bands. For P1 and H1 installations, jointing gaskets must be fitted at every joint.

Maintain a distance of at least 50mm from the outside of the flue to any combustible materials such as wood or plasterboard.

Yes, National Flues offers reliable delivery nationwide and caters to both trade and retail customers.
Delivery Information +

We work relentlessly to ensure you get your order fast. Estimated delivery for this product is Tuesday, May 20th. Delivery times of products not in our warehouses depend on product availability and shipping. If you need a definitive delivery time give us a call. If you need faster stove or fireplace delivery please also 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. Mi-Flex offers a lifetime guarantee. Returns for damaged items are covered by insurance; non-damaged returns incur return delivery costs.

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.

Read our review in our Lid with horizontal drain - Ø 250 buyers guide

Order now to secure reliable drainage performance or get in touch immediately.

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