Screw-FIX Joiner - Ø 175 (25-175-J)
At a Glance
- Made from premium 316L stainless steel for durability
Withstands temperatures up to 600°C (T600 rating)
Complies with CE, HETAS and Building Regulations Document J
Designed for MI-FLEX multi-fuel flue liners ensuring a secure join
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.
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.
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 Screw-FIX Joiner - Ø 175 is a premium accessory designed specifically for use with MI-FLEX 316 and 904 flexible flue liners. This joiner is essential when connecting two sections of multi-fuel liner and ensures a robust and secure flue system. Ideal for solid fuel, wood with <20% moisture, smokeless coal, gas, and oil appliances, it can withstand temperatures up to 600°C. It is compliant with Building Regulations Document J, meaning it must be fully enclosed within a masonry chimney. Regular maintenance and sweeping by competent professionals are recommended to keep your system in peak condition.
SKU: 25-175-J
| Technical Specifications | |
|---|---|
| SKU | 25-175-J |
| Diameter | 175 mm |
| Material | 316L Stainless Steel |
| Temperature Rating | Up to 600°C |
| Compliance | CE / HETAS, Building Regulations Document J |
| Compatible Systems | MI-FLEX multi-fuel liners |
| Suitable Fuels | Solid fuel, Wood (<20% moisture), Smokeless coal, Oil, Gas Appliances |
| Finish | Natural Stainless Steel |
