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Boiler adaptor - Ø 100 (3-100-BA-078)

Discover the premier Boiler Adaptor – Ø 100 by National Flues, a high-quality solution designed for integrating flue systems with boilers, ovens, and ventilation systems. Constructed from durable 316L stainless steel and CE marked for safety, this adaptor is ideal for both condensing and non-condensing applications. Enhance your heating setup with this versatile, reliable, and easy-to-install adaptor – an essential component for any professional installation or DIY project.
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At a Glance

    Crafted from high-grade 316L stainless steel
    CE marked and compliant with EN 1856-1 standards
    Suitable for both condensing and non-condensing applications
    Quick, secure push-fit installation with a Locking Band
    Versatile design for boilers, ovens, ventilation systems, and chimney shaft liners
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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Have Questions?
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The Boiler adaptor - Ø 100 is a premier component of the SWPro modular single wall flue system. Crafted from high-grade 316L stainless steel, it showcases varying thicknesses suitable for different diameters. This adaptor stands out with its resilience and versatility, being perfect for high and low-temperature applications, including condensing and non-condensing systems with flue gases in positive or negative pressure.

It's ideally suited for boilers, ovens, ventilation systems, and chimney shaft liners. Notably, this adaptor meets rigorous standards, bearing the CE mark and compliant with designations EN 1856-1 standards for a range of diameters. Installation is simplified with a push-fit jointing system, secured using a Locking Band, with jointing gaskets required in P1 and H1 installations.

To ensure safety, maintain a 50mm distance from any combustible materials.

SKU: 3-100-BA-078

Technical Specifications
ModelBoiler Adaptor u2013 u00d8 100
SKU3-100-BA-078
Material316L Stainless Steel
Design StandardEN 1856-1 compliant
Sizeu00d8 100
CertificationsCE Mark
Suitable FuelsGas, Oil
Installation MethodPush-fit jointing system with Locking Band
Clearance Requirement50mm from combustible materials
Warranty10 Years
Additional RequirementsJointing gaskets required for P1 and H1 installations
Ensure a secure connection using the push-fit jointing system. For P1 and H1 installations, always fit jointing gaskets at every connection point. Maintain at least a 50mm clearance from combustible materials to comply with safety regulations. When connecting to condensing appliances, apply silicone sealant to both the adaptor and appliance outlet unless an in-built seal is provided. Follow the manufacturer’s guidelines and local building regulations closely, and consult an accredited installer if you are unsure about any aspect of the installation process.

The Boiler Adaptor - Ø 100 is made from high-grade 316L stainless steel, ensuring durability and resistance to corrosion.

Yes, it is designed to handle both high and low temperature, non-condensing, and condensing applications with flue gases in positive and negative pressure.

This adaptor is CE marked and complies with the designation numbers EN 1856-1: T200 H1 W Vm L50040 O(50) for Ø 80 up to Ø 200, and EN 1856-1: T200 H1 W Vm L50050 O(50) for Ø 250 up to Ø 400.

The adaptor uses a push fit jointing system secured with a Locking Band. For P1 and H1 installations, jointing gaskets should be fitted on every joint and maintain a 50mm distance from any combustible materials.

It is versatile and can be used in boilers, ovens, ventilation systems, and as a chimney shaft liner.

When connected to condensing appliances, sealing with silicone sealant is required unless the appliance outlet has an in-built seal.

316L stainless steel offers excellent resistance to corrosion and high temperatures, making it ideal for various flue applications.

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