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Boiler adaptor - Ø 100 (3-100-BA-108)

National Flues presents the high-quality Boiler Adaptor - Ø 100, a robust and versatile flue connector designed for both condensing and non-condensing applications. Made from premium 316L stainless steel and incorporating the innovative SWPro push fit system, this adaptor is perfect for gas and oil appliances. Whether you are installing a new flue system or upgrading an existing one, our product, along with compatible accessories, offers a comprehensive solution for safe and efficient flue gas m Read more...
The price you pay today £31.99
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At a Glance

    High-grade 316L Stainless Steel for long-lasting durability
    CE-marked and compliant with EN 1856-1 standards
    Versatile design suitable for both condensing and non-condensing appliances
    SWPro system with secure push fit jointing and locking band
    High-pressure sealing gasket (P1/H1) for reliable performance
    Engineered to maintain a safe 50mm clearance from combustibles
Delivery Information +

We work relentlessly to ensure you get your order fast. Estimated delivery for this product is Tuesday, June 24th. 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 100, part of the SWPro series, is an essential component for connecting your flue system. Crafted from high-grade 316L stainless steel, this adaptable flue connector is designed for both high and low-temperature applications, ensuring durability and versatility. It boasts a high-pressure sealing gasket P1/H1, making it suitable for condensing and non-condensing environments.

This CE-marked adaptor meets stringent industry standards (EN 1856-1), guaranteeing excellence in performance and safety. The SWPro system's push fit jointing method with locking band installations ensures a secure and straightforward setup. Remember, when using the adaptor with condensing appliances, seal it with silicone sealant unless the appliance outlet is pre-sealed.

Always maintain a 50mm distance from flues to any combustible materials to ensure safety.

SKU: 3-100-BA-108

Technical Specifications
Material316L Stainless Steel
CertificationCE, EN 1856-1
DesignSWPro push fit joint with locking band
SealingHigh-pressure gasket (P1/H1), use silicone sealant for condensing applications unless pre-sealed
Diameter Rangeu00d8 80 up to u00d8 200 for non-condensing; u00d8 250 up to u00d8 400 for condensing
Fuel CompatibilityGas, Oil
Distance To CombustiblesMinimum 50mm
Warranty10 Years
When installing the Boiler Adaptor - Ø 100, ensure that you follow all safety recommendations. The SWPro system utilises a push fit jointing method with a locking band to guarantee a secure connection. For condensing appliances, seal the adaptor and appliance outlet with silicone sealant unless the outlet is already pre-sealed. Always maintain at least a 50mm gap from any combustible material such as wood or plasterboard. Additionally, inspect each joint for proper gasket placement before finalising installation to avoid leaks or safety hazards.

The adaptor is constructed from high-grade 316L stainless steel, ensuring durability and robustness.

Yes, the Boiler Adaptor - Ø 100 is versatile and can be used in both condensing and non-condensing applications.

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

The SWPro system uses a push fit jointing method with a locking band. Ensure to fit jointing gaskets on every joint for P1 and H1 installations.

Keep a 50mm distance from the outside of the flue to any combustible material such as wood or plasterboard.

Yes, when using on condensing appliances, seal the adaptor and appliance outlet with silicone sealant unless the appliance outlet is pre-sealed.

Yes, SWPro adaptors are available in various diameters, suitable for a wide range of applications including boilers, ovens, and ventilation systems.

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