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Boiler adaptor - Ø 175 (3-175-BA-183)

The National Flues Boiler Adaptor – Ø 175 is a premium solution engineered for efficient and seamless connections in modern flue systems. Crafted from robust 316L stainless steel, this adaptor is ideal for both condensing and non-condensing applications and integrates perfectly with the SWPro flue system. Benefit from a product that meets strict CE and EN 1856-1 standards, ensuring safety and reliability whether used in boilers, ovens, or ventilation systems. Enhance your installation with this Read more...
The price you pay today £50.99
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At a Glance

    High-grade 316L stainless steel construction
    Compatible with SWPro modular single wall flue system
    Suitable for both non-condensing and condensing applications
    Push-fit jointing system secured by a Locking Band
    CE marked and compliant with EN 1856-1 standards
    10-year warranty for long-term peace of mind
    Designed with a 50mm clearance for enhanced safety
Delivery Information +

We work relentlessly to ensure you get your order fast. Estimated delivery for this product is Friday, June 27th. 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.
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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.

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 175 is an essential component for connecting the SWPro modular single wall flue system to various appliances. Crafted from 316 grade stainless steel, the adaptor is designed to endure both high and low temperatures, making it suitable for non-condensing and condensing applications. The SWPro system, known for its high-pressure P1/H1 sealing gasket, is versatile and can be applied in boilers, ovens, ventilation systems, and as a chimney shaft liner.

It features a CE mark and complies with designations EN 1856-1: T200 H1 W Vm L50040 O(50) for diameters Ø 80 to Ø 200, and EN 1856-1: T200 H1 W Vm L50050 O(50) for diameters Ø 250 to Ø 400. The push-fit jointing system, secured with a Locking Band, ensures an easy installation process. Remember to fit jointing gaskets on every connection in P1 and H1 installations and maintain a 50mm distance from any combustible materials.

SKU: 3-175-BA-183

Technical Specifications
Material316L Stainless Steel
SystemSWPro Modular Single Wall Flue
Applicable Diametersu00d8 80 to u00d8 200 & u00d8 250 to u00d8 400 (per EN 1856-1)
Fuel CompatibilityGas, Oil
Push-fit JointingLocking Band Secured
ComplianceCE mark, EN 1856-1: T200 H1 W Vm L50040 O(50) / L50050 O(50)
Warranty10 Years
Installation Clearance50mm from Combustible Materials
Price (Trade)u00a322.27
Price (Retail)u00a337.49
• Always install with the recommended jointing gaskets on every connection for P1 and H1 setups. • Ensure a minimum 50mm clearance from any combustible materials to meet safety standards. • For condensing appliances, apply silicone sealant to both the adaptor and appliance outlet unless a built-in seal is provided. • Follow the simple push-fit jointing process and secure with the provided Locking Band to prevent leakages. • Consult local building regulations and manufacturer guidelines to complete a compliant and secure installation.

The Boiler Adaptor - Ø 175 is made from high-grade 316L stainless steel, known for its durability and resistance to corrosion.

Yes, the adaptor is suitable for both non-condensing and condensing applications. For condensing appliances, ensure the adaptor and appliance outlet are sealed properly with silicone sealant.

The adaptor meets CE marking standards and complies with EN 1856-1: T200 H1 W Vm L50040 O(50) for Ø 80 to Ø 200 diameters, and EN 1856-1: T200 H1 W Vm L50050 O(50) for Ø 250 to Ø 400 diameters.

The adaptor features a push-fit jointing system secured by a Locking Band. Make sure to fit jointing gaskets on every connection in P1 and H1 installations, and maintain a 50mm distance from combustible materials.

Absolutely, the Boiler Adaptor - Ø 175 is designed for both high and low-temperature applications, providing versatile use across various setups.

The Boiler Adaptor is used to connect the SWPro flue system to your appliance, ensuring a safe and efficient passage of flue gases from the appliance to the flue system.

Yes, National Flues delivers the Boiler Adaptor - Ø 175 nationwide, serving both retail and trade customers with reliable and timely service.

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