Non-concentric increaser 3 diameters - Ø 100 (3-100-204)
At a Glance
- Made from high-grade 316L stainless steel for exceptional durability and corrosion resistance.
Non-concentric design enables a three-step increase in flue diameters for versatile installations.
Suitable for both condensing and non-condensing, high and low-temperature applications.
Features an innovative push-fit jointing system secured by a locking band for easy installation.
CE marked and compliant with EN 1856-1 standards, ensuring top-notch safety and performance.
Designed to prevent condensate pooling in inclined runs for improved system efficiency.
Delivery Information +
We work relentlessly to ensure you get your order fast. Estimated delivery for this product is Tuesday, June 24th. 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]
- Info
- Specs
- Install
- FAQs
The Non-concentric increaser 3 diameters - Ø 100 is an essential part of the SWPro modular single-wall flue system. Crafted from 316 grade stainless steel, this increaser is designed to effortlessly adjust the diameter of your flue system by three sizes in a non-concentric manner. It is suitable for both high and low-temperature applications, including non-condensing and condensing systems with positive or negative pressure.
This versatile piece is ideal for use with boilers, ovens, ventilation systems, and as a chimney shaft liner. With a high-pressure sealing gasket P1/H1 and a push-fit jointing system secured by a locking band, installation is straightforward and secure. CE marked and compliant with EN 1856-1 specifications, it guarantees quality and reliability.
Ensure a safe installation with a 50mm distance from combustible materials.
SKU: 3-100-204
| Technical Specifications | |
|---|---|
| Material | 316L Stainless Steel |
| Diameter | u00d8 100 |
| System | SWPro |
| Certifications | CE, EN 1856-1 |
| Installation | Push-fit joint with locking band |
| Distance To Combustibles | 50mm |
| Applications | Boilers, ovens, ventilation systems |
| Pressure | Suitable for high and low pressure systems |
| Warranty | 10 Years |
