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Adjustable base support from 50 to 80 mm - Ø 400 (3-400-060)

National Flues delivers the Adjustable Base Support Ø 400 mm, a superior solution designed for commercial flues, chimneys, boilers, and ovens. This robust, adjustable support is a perfect integration with the SWPro system. Engineered for excellence, the product offers improved safety, durability, and efficiency, making it an ideal choice for both new installations and retrofit projects.
The price you pay today £654.99
including free delivery Give us a call if you find it cheaper and we'll normally price match.

 

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At a Glance

    Crafted from robust 316L stainless steel
    Adjustable range from 50 to 80 mm for versatility
    Ø 400 mm outer diameter ensuring stability
    CE marked and compliant with EN 1856-1 standards
    High-pressure sealing gasket (P1/H1) for efficient heat retention
    Push fit jointing system secured with a Locking Band
    Suitable for both condensing and non-condensing systems
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.

We Won't Be Beaten On Price

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 Adjustable Base Support, ranging from 50 to 80 mm, with an outer diameter of Ø 400, is an integral part of the SWPro modular single wall flue system. Crafted from high-grade 316L stainless steel, this support maintains robustness and offers versatile application options, from boilers and ovens to ventilation systems and chimney shaft liners. The system is CE marked and adheres to stringent standards, including EN 1856-1.

Designed with a high-pressure sealing gasket P1/H1, it can handle both high and low temperatures, non-condensing and condensing applications, under positive and negative pressure conditions. The push fit jointing system, secured with a Locking Band, ensures easy installation. Make sure to fit jointing gaskets at every juncture and maintain a safe distance of 50mm from any combustible materials.

SKU: 3-400-060

Technical Specifications
Material316L Stainless Steel
Adjustment Range50 to 80 mm
Outer Diameteru00d8 400 mm
Sealing GasketHigh-pressure P1/H1
StandardEN 1856-1
Warranty10 Years
SystemSWPro
ApplicationCommercial and Industrial Chimneys, Boilers, Ovens
ApprovalsCE Marked
Ensure that jointing gaskets are fitted at every connection to maintain an effective seal. Use only the recommended fixings for secure installation. A clearance of at least 50mm must be maintained from any combustible materials. The adjustable support employs a push fit jointing system secured with a Locking Band, making it adaptable to both condensing and non-condensing applications. Always refer to the detailed installation instructions provided with the product, and if in doubt, consult a professional installer to ensure compliance with local regulations and safety standards.

The Adjustable Base Support is made from high-grade 316L stainless steel, ensuring durability and long-lasting performance.

This particular product covers adjustments from 50mm to 80mm with an outer diameter of Ø 400.

Yes, the product is CE marked and conforms to standards such as EN 1856-1.

Yes, the support is suitable for both condensing and non-condensing applications.

The support utilizes a push fit jointing system secured with a Locking Band. Jointing gaskets must be fitted on every joint, and the support should be fixed using recommended fittings only.

The support is designed to handle temperatures in both high and low range applications, conforming to standards like T200.

A clearance of 50mm must be maintained from the outside of the flue to any combustible material such as wood or plasterboard.

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