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Boiler adaptor - Ø 500 (3-500-BA-503)

National Flues presents the Boiler Adaptor Ø 500, a premium component of the SWPro Modular Flue System designed specifically for effective and safe appliance connections. Ideal for boilers, ovens, and various heating systems, this adaptor is engineered from durable 316L Stainless Steel and complies with EN 1856-1 standards. Whether you’re upgrading your existing system or planning a new installation, our adaptable and efficient Boiler Adaptor Ø 500 is the perfect solution for ensuring optimal pe Read more...
The price you pay today £183.99
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At a Glance

    Crafted from high-grade 316L Stainless Steel for durability
    Part of the SWPro Modular Flue System ensuring superior safety
    CE marked in compliance with EN 1856-1 standards
    Features a high pressure sealing gasket (P1/H1) for leak prevention
    Utilises a push-fit jointing system with a secure Locking Band
    Suitable for a wide range of appliances including boilers, ovens, and ventilation systems
    Designed for both high and low-temperature applications with versatile performance
Delivery Information +

We work relentlessly to ensure you get your order fast. Estimated delivery for this product is Tuesday, June 10th. 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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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 500 from the SWPro range is an essential component for connecting your appliance to the modular single wall flue system. Crafted from high-grade 316L Stainless Steel, the adaptor is built to last, offering superior resistance to high temperatures and varying flue gas pressures. The SWPro system is approved for both high and low-temperature applications, making it versatile for boilers, ovens, ventilation systems, and chimney shaft liners.

Featuring a high-pressure sealing gasket P1/H1, this adaptor ensures a secure and efficient connection, reducing the risk of leaks and enhancing overall performance. The push-fit jointing system, complemented by a Locking Band, simplifies installation, while the CE mark underlines its compliance with stringent safety standards. For condensing appliances, sealing the adaptor and appliance outlet with silicone sealant is recommended unless an integrated seal is present.

Ensure a 50mm clearance from combustible materials such as wood and plasterboard for safe operation.

SKU: 3-500-BA-503

Technical Specifications
SKU3-500-BA-503
Dimensionsu00d8 500 mm
Inner Material316L Stainless Steel
SystemSWPro Modular Flue System
ApprovalsCE Marked (EN 1856-1)
FuelsGas, Oil
SealingHigh pressure sealing gasket (P1/H1)
InstallationPush-fit jointing system with Locking Band
Minimum Clearance50mm from combustible materials
Warranty10 Years
For a secure installation, ensure that the Boiler Adaptor Ø 500 is connected as part of the SWPro modular flue system. First, verify that all joints are fitted with the appropriate sealing gaskets as per P1 and H1 guidelines. The push-fit design and Locking Band mechanism simplify the process, but be sure to check that each connection is tight and leak-free. When installing for condensing appliances, it is essential to apply silicone sealant to both the adaptor and the appliance outlet unless an integrated seal is already present. Additionally, maintain a clearance of at least 50mm from any combustible materials such as wood or plasterboard. Always follow the manufacturer’s safety guidelines and consult a professional if you are unsure about any aspect of the installation.

The Boiler Adaptor Ø 500 is suitable for a wide range of appliances including boilers, ovens, ventilation systems, and as a chimney shaft liner.

The adaptor is constructed from high-grade 316L Stainless Steel, known for its durability and resistance to high temperatures and various flue gas pressures.

Yes, the Boiler Adaptor Ø 500 is CE marked and adheres to the standards of EN 1856-1, ensuring high safety and quality.

The adaptor is part of the SWPro modular flue system featuring a push-fit jointing system secured by a Locking Band. Jointing gaskets must be fitted on every joint in P1 and H1 installations to ensure a tight seal.

Ensure a 50mm distance from any combustible materials such as wood and plasterboard. For condensing appliances, seal the adaptor and appliance outlet with silicone sealant unless an integrated seal is present.

Yes, the adaptor is designed for use with flue gases in both positive and negative pressure, making it highly versatile.

Absolutely, the Boiler Adaptor Ø 500 is suitable for both high and low-temperature applications, catering to various needs in heating and ventilation.

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