Increaser 2 diameters - Ø 350 (3-350-102)
At a Glance
- Constructed from robust 316L stainless steel
CE marked and compliant with EN 1856-1 standards
Versatile design supports high/low temperatures and both condensing and non-condensing applications
Innovative push-fit jointing system with a secure locking band
Ensures safety with a mandated 50mm clearance from combustible materials
Ideal for boilers, ovens, ventilation systems, and chimney shaft liners
Delivery Information +
We work relentlessly to ensure you get your order fast. Estimated delivery for this product is Tuesday, July 22nd. This is based on current lead times for this product. 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 on 01670 206 999. 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.
Best 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]
- Summary
- Specs
- Install
- FAQs
The Increaser 2 diameters - Ø 350 by SWPro is a premium modular single-wall flue system designed for a wide variety of applications. Made from 316 grade stainless steel, this increaser is built to last and withstands high-pressure environments with its P1/H1 gasket. It's suitable for both high and low temperature settings, accommodating non-condensing and condensing applications, making it perfect for boilers, ovens, ventilation systems, and chimney shaft liners.Constructed from high-grade 316L stainless steel, the SWPro system offers durability with varying thicknesses tailored to specific diameters.
The product is rigorously tested and CE marked, ensuring it meets EN 1856-1 standards. Join pieces seamlessly with its push-fit jointing system, secured by a locking band, and ensure a 50mm clearance from combustible materials for safety.The SWPro Increaser 2 diameters - Ø 350 is a reliable, adaptable choice for numerous commercial and residential applications, upholding the highest standards of quality and safety.
SKU: 3-350-102
| Technical Specifications | |
|---|---|
| Model | Increaser 2 Diameters - u00d8 350 |
| Material | 316L Stainless Steel |
| CE Marking | Yes |
| Standards | EN 1856-1 |
| Applications | Boilers, Ovens, Ventilation Systems, Chimney Liner |
| Pressure & Temperature | Operates in both high and low temperature settings; suitable for condensing and non-condensing systems |
| Installation | Push-fit jointing with integrated locking band and P1/H1 gasket |
| Minimum Clearance | 50mm from combustibles |
| Warranty | 10 Years |
| Fuels | Gas, Oil |
What our experts say!
"At National Flues, we pride ourselves on offering top-tier products like the Increaser 2 diameters - Ø 350. With robust construction and versatile applications, it's ideal for both trade and retail customers. Reliable delivery nationwide ensures you always get what you need, when you need it."
The Increaser 2 diameters - Ø 350 is used to increase the diameter of your existing flue system, ensuring efficient and safe transitions for various applications including boilers, ovens, and ventilation systems.
National Flues is a trusted supplier of high-quality flues and fireplaces across the UK, serving both retail and trade customers with competitive prices and reliable delivery.
