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Adaptor female-female - Ø 550 (3-550-003)

National Flues offers the Adaptor Female-Female Ø 550, a premium stainless steel flue component essential for both commercial and residential applications. Engineered for high-performance, this adaptor is perfect for boiler, oven, and ventilation installations, ensuring secure and durable connections even under condensing and non-condensing conditions.
£273.86
with 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

    316L stainless steel construction
    CE marked and EN 1856-1 compliant
    Versatile for condensing and non-condensing systems
    Secure push-fit joint system with Locking Band
    Designed for both residential and commercial applications

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

The Adaptor Female-Female Ø 550 is a key component of our SWPro modular single wall flue system. Made from premium 316L stainless steel, this adaptor ensures long-lasting durability and performance. Rated for high and low temperatures, this universal flue system is suitable for both condensing and non-condensing applications, whether under positive or negative pressure.

SWPro's high-pressure sealing gasket P1/H1 and push-fit jointing system, secured by a Locking Band, guarantee a reliable and efficient connection. Approved with CE marking and compliant with EN 1856-1 standards, it's perfect for boilers, ovens, ventilation systems, and chimney shaft liners. For added safety, ensure a 50mm distance from any combustible materials during installation through every joint, complemented with jointing gaskets.

SKU: 3-550-003

Technical Specifications
SKU3-550-003
Material316L Stainless Steel
ApprovalsCE Marked
StandardsEN 1856-1
ApplicationsBoilers, Ovens, Ventilation Systems, Chimney Shaft Liners
Pressure CompatibilitySuitable for both positive and negative pressure
Temperature RangeHigh and Low temperatures
SystemSWPro modular flue system
Jointing MethodPush-fit system with Locking Band
GasketHigh-pressure sealing gasket P1/H1
Ensure that every joint is fitted with the appropriate jointing gaskets and maintain a minimum clearance of 50mm from combustible materials. Install using the push-fit jointing system secured by the Locking Band, following the manufacturer’s guidelines. Always reference the detailed installation manual for a step-by-step procedure to guarantee optimal performance and safety compliance.

This adaptor is made from high-grade 316L stainless steel, ensuring strength and durability.

Yes, the adaptor is designed to be suitable for both positive and negative pressure systems.

Absolutely, the Adaptor Female-Female Ø 550 is suitable for both non-condensing and condensing applications.

The adaptor is CE marked and complies with the EN 1856-1 standard.

Installation requires using a push-fit jointing system secured by a Locking Band. Ensure to fit jointing gaskets on every joint and maintain a 50mm distance from any combustible materials.

It is perfect for a range of applications including boilers, ovens, ventilation systems, and as a chimney shaft liner.

The system covers a range of diameters from Ø 80 up to Ø 400, adhering to specific standards.
Delivery Information +

We work relentlessly to ensure you get your order fast. Estimated delivery for this product is Tuesday, May 13th. 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 Adaptor female-female - Ø 550 buyers guide

Take the next step for a secure and efficient flue system – order now.

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