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Screw-FIX Adaptor to SW, 1mm - Ø 200 (25-200-MAE1)

National Flues proudly presents the Screw-FIX Adaptor to SW, 1mm - Ø 200, a quintessential component for seamlessly connecting rigid single wall flue systems with MI-FLEX liners. This superior adaptor is engineered for efficiency and longevity, making it an essential accessory for ensuring safe, effective, and compliant chimney installations. Read more...
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At a Glance

  • Crafted from premium 316L stainless steel for durability and corrosion resistance.
  • Precisely engineered to connect rigid single wall flue systems to MI-FLEX liners seamlessly.
  • Designed for high temperature use, handling up to 600°C (T600 designation).
  • Fully compliant with Building Regulations Document J and CE/HETAS standards.
  • Suitable for a variety of fuels including wood, oil, gas, and smokeless coal.

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Have Questions?
Phone: 01670 206999
Email: sales@nationalflues.com

The Screw-FIX Adaptor to SW, 1mm - Ø 200 is a meticulously designed installation fitting that ensures a perfect transition from rigid single wall connecting flue systems to MI-FLEX 316 and 904 flexible flue liners of the same diameter. This adaptor is part of the MI-FLEX Screw-Fix accessories range, known for its reliability and robust performance. According to Building Regulations Document J, it must be enclosed within a masonry chimney.

Ideal for use with multi-fuel appliances, this adaptor handles temperatures up to 600°C (T600 designation) and is suitable for fuels like wood (with less than 20% moisture), smokeless coal, gas, and oil. Installation must secure the connections to maintain a gas-tight seal, typically using fire cement, ceramic rope, or high-temperature sealant. Regular maintenance and sweeping, done by a competent person, are vital for the longevity and safety of the chimney system.

SKU: 25-200-MAE1

Delivery Information* +

We work relentlessly to ensure you get your order fast. Estimated delivery for this product is Monday, November 17th. This is based on current lead times. Bear in mind that it is a busy time of year. If you need a product delivered by a specific time in the next 7 days, then please give us a call on 01670 206 999. Visit our Shipping Information page for more information.

About National Flues Ltd +

We began over 30 years ago as a fireplace shop in the North East. We now supply hundreds of trade professionals and thousands of retail customers, all across the UK, every month. We are still a family owned business, lead by the MD Neil, and always try our best to deliver the best possible experience. We also price match, so give us a call if you find this cheaper and want to buy from us. Visit our about us page to read a bit more.

Technical Specifications
SKU25-200-MAE1
Dimensions1mm thickness, Ø200mm
Material316L Stainless Steel
Temperature RatingUp to 600°C (T600)
ComplianceCE/HETAS, Building Regulations Document J
SystemMI-FLEX Accessories MF20
Fuel SuitabilityWood (≤20% moisture), Oil, Gas, Smokeless Coal
Ensure the adaptor is installed within a masonry chimney as specified by Building Regulations Document J. Secure all connections using fire cement, ceramic rope, or a high-temperature sealant to maintain a gas-tight seal. It is crucial that the installation be carried out by a competent person who can also conduct regular maintenance and sweeping to check for any signs of wear or loosening of connections. Always verify that the connection to the flexible flue is made snugly and that no flex is visible outside the masonry enclosure. Following these precautions will ensure both safety and optimal performance of your chimney system.

It is used to connect rigid single wall flue systems to MI-FLEX flexible flue liners seamlessly.

Yes, it is suitable for appliances using wood (less than 20% moisture), smokeless coal, gas, and oil.

Yes, it complies with Building Regulations Document J, requiring the flue liner to be enclosed inside a masonry chimney.

The adaptor is designed for use on appliances with temperatures up to 600°C (T600 designation).

For solid fuel appliances, it is recommended to sweep at least twice a year, at the end of the heating season and before the next one begins.

It is advisable to use fire cement, ceramic rope, or high-temperature sealant to ensure a gas-tight seal.

The connection should be made inside the masonry chimney, ensuring no flex is visible.

 

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