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Boiler adaptor - Ø 350 (3-350-BA-303)

National Flues presents the robust and reliable Boiler Adaptor Ø350, a premium accessory designed to seamlessly connect your appliance to the SWPro modular flue system. Constructed from high-grade 316L stainless steel, this adaptor offers exceptional durability and efficiency, making it a preferred choice for boilers, ovens, ventilation systems, and chimney shaft liners across the UK. Ideal for both non-condensing and condensing appliances, this adaptor meets all CE standards, ensuring top-tier quality, safety, and performance. If you are looking for a dependable flue connector, our Ø350 Boiler Adaptor is the perfect solution to enhance your installation.
£201.35
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

    Constructed from high-grade 316L stainless steel ensuring durability and corrosion resistance
    Modular design with an intuitive push-fit jointing system for easy installation
    CE marked in accordance with EN 1856-1 standards for quality assurance
    Versatile applicability across boilers, ovens, ventilation systems, and chimney shaft liners
    Compatible with both condensing and non-condensing appliances using the SWPro system
    Supports dual pressure ratings (P1 and H1) for optimal performance
    Requires a 50mm clearance from combustible materials to ensure safety

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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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 Boiler Adaptor Ø 350 is an essential component for connecting your appliance to the SWPro flue system. Crafted from high-grade 316L stainless steel, this adaptor is designed to withstand both high and low temperatures, making it ideal for diverse applications including boilers, ovens, ventilation systems, and chimney shaft liners. The SWPro system is universally compatible for both non-condensing and condensing applications, thanks to its high-pressure sealing gasket P1/H1.

This product is CE marked under EN 1856-1 standards, ensuring its quality and reliability. The modular design allows for easy installation with a push-fit jointing system, secured by a locking band. Jointing gaskets are required for P1 and H1 installations to maintain optimal performance.

Be sure to maintain a 50mm clearance from any combustible materials.

SKU: 3-350-BA-303

Technical Specifications
SKU3-350-BA-303
StandardEN 1856-1: T200 H1 W Vm L50040/O(50) & L50050/O(50)
Material316L Stainless Steel
ApplicationBoilers, Ovens, Ventilation Systems, Chimney Shaft Liners
CompatibilityNon-condensing & Condensing Appliances (SWPro)
Pressure RatingP1 and H1
Clearance50mm from combustibles
Warranty10 Years
Jointing SystemPush-fit with locking band; jointing gaskets required for optimal performance
Before installation, carefully read the manufacturer’s guidelines. The Boiler Adaptor Ø350 is designed with a push-fit jointing system that is secured by a locking band. For installations under both P1 and H1 pressure ratings, ensure that you fit the appropriate jointing gaskets to maintain system integrity and prevent leaks. It is crucial to maintain a 50mm clearance from any combustible materials, such as wood or plasterboard, to ensure safety during operation. When installing on condensing appliances, it is recommended to seal the connection between the adaptor and the appliance outlet with a quality silicone sealant unless the appliance features an integrated seal. Always double-check all connections after installation to guarantee a leak-free, compliant, and safe setup.

The Boiler Adaptor Ø 350 is constructed from high-grade 316L stainless steel, ensuring durability and resistance to high and low temperatures.

Yes, the Boiler Adaptor Ø 350 is CE marked, complying with EN 1856-1 standards.

This adaptor is versatile and can be used for boilers, ovens, ventilation systems, and as a chimney shaft liner.

The SWPro system features a modular design with a push-fit jointing system secured by a locking band. Jointing gaskets must be fitted for P1 and H1 installations.

Ensure a 50mm clearance from any combustible materials such as wood or plasterboard to maintain safety and efficiency.

Yes, for condensing appliances, it's recommended to seal the adaptor and appliance outlet with silicone sealant unless the appliance has an integrated seal.

The SWPro system supports both P1 and H1 pressure ratings, making it suitable for various installations.
Delivery Information +

We work relentlessly to ensure you get your order fast. Estimated delivery for this product is Monday, May 12th. 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 Boiler adaptor - Ø 350 buyers guide

Secure your installation with our robust Boiler Adaptor today and enjoy uncompromised performance and peace of mind.

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