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Top-Quality Bottom Fixings for Efficient Chimney Installation | National Flues

Explore our top-quality MI-Flex and Mi-FLEX ScrewFIX Fixings in 125MM (5 INCH) size for your chimney installation needs. These bottom fixings are essential components for securing your chimney in place effectively. National Flues offers a range of reliable products like Screw-FIX Adaptors, Increasers, Long Tail Adaptors, and more to ensure a stable and durable chimney system. Trust in our bottom fixings for superior performance and peace of mind during installation.

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The best selling flue liner in the UK. Suitable for gas, oil, and approved solid fuels. Call our advisers on 01670 206 999 if you need any help choosing.

£15.49

25-125-MAE

Screw-FIX Adaptor to SW - Ø 125

Screw-FIX Adaptor to SW - Ø 125

£31.99

25-125-MAE1

Screw-FIX Adaptor to SW, 1mm - Ø 125

Screw-FIX Adaptor to SW, 1mm - Ø 125

£27.99

25-125-MAELT

Screw-FIX Long Tail Adaptor - Ø 125

Screw-FIX Long Tail Adaptor - Ø 125

£25.49

25-125-MR

Screw-FIX Increaser - Ø 125-150mm

Screw-FIX Increaser - Ø 125-150mm

Your Bottom Fixings Questions Answered

What is the purpose of bottom fixings in chimney installation? -

Bottom fixings are used to securely attach the chimney to the flue outlet of the appliance. They provide stability and support to the chimney, ensuring it stays in place and functions effectively.

Are bottom fixings compatible with different chimney sizes? +

How do I install bottom fixings? +

Can bottom fixings be used for both residential and commercial chimneys? +

Do bottom fixings require maintenance? +

Are MI-Flex and ScrewFIX Fixings rust-resistant? +

Can bottom fixings withstand high temperatures? +

When it comes to chimney installation, having the right bottom fixings is crucial for a secure and efficient setup. At National Flues, we understand the importance of reliable components to ensure the safety and functionality of your chimney. Our MI-Flex and Mi-FLEX ScrewFIX Fixings in 125MM (5 INCH) size are designed to provide sturdy support and stability to your chimney system. Whether you need a Screw-FIX Adaptor, Increaser, or Long Tail Adaptor, we have the perfect solution for your bottom fixing needs. Trust National Flues for top-quality products and a seamless chimney installation experience.
Why Buy Bottom Fixings Products
Our bottom fixings play a vital role in securing your chimney in place and ensuring proper ventilation and smoke dispersal. By using our MI-Flex and Mi-FLEX ScrewFIX Fixings, you can effectively connect different components of your chimney system and create a safe and reliable structure. Whether you are installing a new chimney or upgrading an existing one, our bottom fixings are essential for maintaining the integrity of the entire system. Trust National Flues for quality bottom fixings that provide long-lasting performance and peace of mind.

Trusted By Trade Professionals

Our Bottom Fixings products and services are trusted by hundreds of professionals nationwide. We're committed to providing quality and reliability that meets the high standards of our customers.

Dedicated Support

Experience our unparalleled customer service and support when you buy Bottom Fixings from National Flues. Our team is here to assist you every step of the way, ensuring your needs are met with expertise and care.

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