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Non-concentric increaser - Ø 200 (3-200-004)

Discover the excellence of National Flues with the Non-Concentric Increaser Ø 200 by SWPro. This high-quality flue system accessory is crafted from premium 316L stainless steel and engineered for superior performance in modern boilers, ovens, and ventilation setups. Combining advanced push-fit technology with robust sealing features, our product offers a reliable and efficient solution for transitioning between different flue diameters. Perfect for both domestic and commercial applications, this Read more...
The price you pay today £105.99
including free delivery Give us a call if you find it cheaper and we'll try to price match.

 

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At a Glance

    Premium 316L stainless steel construction
    Modular design for flexible flue diameter transitions
    Secure push-fit jointing system with Locking Bands
    High-pressure sealing gaskets (P1/H1) for leak-proof performance
    CE marked and compliant with EN 1856-1 standards
    Suitable for both high and low temperature applications
    Minimises condensate pooling in inclined flue runs
Delivery Information +

We work relentlessly to ensure you get your order fast. Estimated delivery for this product is Tuesday, June 17th. 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 Non-concentric increaser - Ø 200 by SWPro is an exceptional modular flue system component made of 316L grade stainless steel. This versatile and robust increaser is designed to easily adapt your flue system to different diameters, primarily in inclined runs, eliminating the risk of condensate pooling. It features a high-pressure sealing gasket P1/H1, making it ideal for both high and low temperature applications, including non-condensing and condensing environments.

The SWPro system is CE marked and conforms to EN 1856-1 standards, ensuring high safety and reliability. Perfect for use in boilers, ovens, ventilation systems, and as a chimney shaft liner, it comes with a secure push-fit jointing system and Locking Bands.

SKU: 3-200-004

Technical Specifications
Material316L Stainless Steel
SystemSWPro Modular Flue System
StandardsEN 1856-1, CE Marked
Operating TemperaturesSuitable for both high and low temperatures
Diameter TransitionDesigned for u00d8 200; compatible with transitions from u00d880 up to u00d8200 (and u00d8250 up to u00d8400 in extended setups)
SealingHigh-pressure sealing gasket (P1/H1) at every joint
Jointing SystemSecure push-fit mechanism with Locking Bands
Fuel CompatibilityGas, Oil
Combustibles ClearanceMinimum 50mm distance
Warranty10 Years
Ensure each push-fit joint is properly sealed using the designated high-pressure sealing gaskets (P1/H1) and secured with Locking Bands. Maintain a minimum clearance of 50mm from any combustible material, such as wood or plasterboard. The installation is suitable for both positive and negative pressure environments; however, always consult local building regulations and the SWPro technical documentation for step-by-step guidance to ensure compliant and safe installation.

The Non-Concentric Increaser is made from high-grade 316L stainless steel, ensuring long-lasting durability and resistance to corrosion.

Yes, the increaser is designed to handle both high and low temperature applications, making it suitable for a wide range of uses, including boilers and ovens.

The SWPro system supports a range of diameters from Ø 80 up to Ø 400, making it a versatile choice for various applications.

Yes, the increaser is CE marked and conforms to EN 1856-1, ensuring high safety and reliability standards.

The increaser features a push-fit jointing system secured together via Locking Bands. For P1 and H1 installations, jointing gaskets must be used at every joint to ensure a secure and safe fit.

Absolutely, the Non-Concentric Increaser is suitable for flue gases in both positive and negative pressure environments, providing great flexibility for different applications.

Maintain a 50mm distance from the outside of the flue to any combustible material such as wood or plaster board.

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