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Boiler adaptor - Ø 125 (3-125-BA-078)

National Flues introduces the Boiler Adaptor - Ø 125, the ideal stainless steel flue connector engineered for boilers, ovens, and various heating appliances. This high-quality adaptor not only integrates seamlessly with the SWPro modular flue system but also delivers outstanding performance in both condensing and non-condensing installations. Trusted by professionals across the UK, it is the perfect choice for anyone seeking robust, reliable, and efficient flue solutions.
The price you pay today £51.99
Give us a call if you find it cheaper and we'll try to price match.

 

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At a Glance

    Made from high-grade 316L Stainless Steel ensuring superior durability and corrosion resistance
    CE marked and compliant with EN 1856-1 standards for safety and performance
    Specifically engineered for secure integration with the SWPro modular flue system
    Versatile design suitable for both condensing and non-condensing applications
    Quick, push-fit installation with a secure Locking Band for enhanced ease of use
Delivery Information +

We work relentlessly to ensure you get your order fast. Estimated delivery for this product is Friday, June 20th. 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.

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.

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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At National Flues, we continuously monitor competitor prices. This ensures that we consistently offer you the best deals on all our products. Here’s how we keep your costs low:

  • Daily Price Matching: Our team adjusts prices to ensure we stay competitive.
  • Bulk Purchasing Power: We sell a lot, so we can negotiate better rates with suppliers, passing the savings directly to you.
  • Operational Efficiency: We have streamlined processes to reduce overhead.

Price Match Guarantee: If you find the same product cheaper within 48 hours, we’ll match it and refund the difference.

Free Delivery Over £100: Orders over £100 are free delivery (call us if delivery is required outside the mainland UK).

“I saved 20% on my purchase compared to other retailers. Exceptional service!” – Jane D.

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

The Boiler adaptor - Ø 125 is an essential component for connecting modular flue systems to your appliance. Crafted from 316L grade stainless steel, this adaptor ensures longevity and durability in various demanding environments. Suitable for both high and low temperatures, this versatile flange is perfect for non-condensing and condensing applications.

It seamlessly integrates with the SWPro single wall flue system, which is renowned for its ease of installation thanks to the push-fit jointing system secured by a Locking Band. For condensing appliances, silicone sealant is recommended unless an integrated seal is present. Additionally, it boasts CE marking and complies with EN 1856-1 standards, ensuring you are equipped with a trusted and certified product.

SKU: 3-125-BA-078

Technical Specifications
Material316L Stainless Steel
SystemSWPro Single Wall Flue
ApprovalsCE Marking, EN 1856-1 Compliant
Operating TemperaturesSuitable for high and low temperature applications
Fuel CompatibilityGas, Oil
Clearance50mm from combustibles
Warranty10 Years
Installation MethodPush-fit connection with Locking Band; silicone sealant recommended for condensing applications
• Ensure all components are clean and dry prior to beginning installation. • Fit the adaptor securely using the SWPro push-fit jointing system and secure it with the provided Locking Band. • For condensing appliances without an integrated seal, apply a high-quality silicone sealant at the joint for optimal performance. • Always maintain a minimum clearance of 50mm from any combustible material such as wood or plasterboard. • Follow local regulations and manufacturer guidelines to guarantee a safe and effective installation.

The Boiler Adaptor - Ø 125 can be used for boilers, ovens, ventilation systems, and as a chimney shaft liner. It's versatile for both high and low-temperature settings.

It is made from high-grade 316L stainless steel, ensuring durability and resistance to corrosion.

This product is CE marked and complies with the EN 1856-1 standard designations.

Clamp it into place using the push-fit jointing system and secure it with a Locking Band. For P1 and H1 installations, jointing gaskets must be fitted at every joint.

Yes, if you are connecting to condensing appliances without an integrated outlet seal, you'll need to use silicone sealant.

Ensure that there is a minimum distance of 50mm between the outside of the flue and any combustible materials like wood or plasterboard.

Absolutely, trade accounts are available, and we offer reliable nationwide delivery to meet the needs of both retail and trade customers.

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