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Adjustable pipe 0,35 - 0,50 m - Ø 750 (3-750-015)

National Flues proudly offers the Adjustable Pipe 0.35 - 0.50 m - Ø 750, a premium stainless steel flue component tailored for both commercial and residential applications. As part of our modular SWPro flue system, this product is the ultimate solution for bridging non-standard lengths, delivering exceptional reliability, unmatched durability, and ease of installation. Enhance your heating, ventilation, and chimney systems with this versatile, high-performance accessory from National Flues.
The price you pay today £798.99
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At a Glance

    Made from high-grade 316L Stainless Steel
    Adjustable length from 0.35m to 0.50m for non-standard installations
    Suitable for both high and low temperature applications
    Designed for residential, commercial, and industrial flue systems
    Uses a secure push-fit jointing system with a Locking Band for ease of installation
Delivery Information +

We work relentlessly to ensure you get your order fast. Estimated delivery for this product is Tuesday, July 1st. 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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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 Adjustable Pipe 0.35 - 0.50 m - Ø 750 is part of the SWPro modular single wall flue system, crafted from durable 316 grade stainless steel. This adaptable pipe extends between 0.35 to 0.50 meters, providing the perfect solution for non-standard length requirements in your flue system. Engineered for both high and low temperatures, it effortlessly handles non-condensing and condensing applications, and is suitable for positive and negative pressure conditions.

Perfect for a variety of uses, including boilers, ovens, ventilation systems, and chimney shaft liners. Featuring a CE mark certification and constructed with a high-pressure sealing gasket (P1/H1). Installation is straightforward with a push-fit jointing system, secured by a Locking Band.

Ensure a safety distance of 50mm from combustible materials.

SKU: 3-750-015

Technical Specifications
Material316L Stainless Steel
Adjustable Length0.35m to 0.50m
Diameter750mm
StandardsCE Marked, EN 1856-1 compliant
Temperature RangeHigh and Low Temperature Applications
Pressure ConditionsSuitable for both positive and negative pressure
Installation MethodPush-fit jointing system with a Locking Band
SealingHigh-pressure sealing gasket required at each joint for P1 and H1 installations
Safety Distance50mm from combustible materials
Warranty10 Years
To install the Adjustable Pipe 0.35 - 0.50 m - Ø 750, begin by ensuring that the centre gasket is correctly fitted in pressurised systems. Follow the push-fit jointing procedure by aligning each section securely, then use the Locking Band to fasten the assembly. For optimal performance, always fit a high-pressure sealing gasket at every joint and maintain a minimum safety distance of 50mm between the flue and any combustible materials. Detailed instructions are provided with the product documentation, so please review them prior to installation.

The Adjustable Pipe is made of high-grade 316L stainless steel, offering superb durability and resistance to corrosion.

Yes, the Adjustable Pipe is CE marked and conforms to EN 1856-1 standards.

Absolutely. The Adjustable Pipe is suitable for various applications, including residential boilers, commercial ovens, ventilation systems, and chimney shaft liners.

The pipe adjusts between 0.35 meters and 0.50 meters in length.

The SWPro modular flue system uses a push-fit jointing system secured with a Locking Band. For P1 and H1 installations, joint gaskets must be fitted at every joint, and a safety distance of 50mm from any combustible material must be maintained.

The Adjustable Pipe is suitable for both high and low temperature applications, covering both non-condensing and condensing situations.

The pipe can handle both positive and negative pressure conditions, making it versatile for various applications.

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