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Top-Quality 904L Mi-FLEX Flue Liner | Buy Online - UK Supplier

Looking for a durable and efficient flue liner for your fireplace? The 904L Mi-FLEX range offers top-quality stainless steel liners designed to enhance the performance of your chimney system. With multiple sizes available, including 80mm, 100mm, 125mm, 150mm, 175mm, 200mm, 250mm, and 300mm, these liners are ideal for various flue installations. The 904L stainless steel construction ensures longevity and corrosion resistance, making it a reliable choice for both residential and commercial applications.

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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.

£32.49

36Z-80-1

904L Mi-FLEX 80mm x 1m CUT LENGTH

904L Mi-FLEX 80mm x 1m CUT LENGTH

£1,419.49

36Z-80-44

904L Mi-FLEX 80mm x 44m COIL

904L Mi-FLEX 80mm x 44m COIL

£42.99

36Z-100-1

904L Mi-FLEX 100mm x 1m CUT LENGTH

904L Mi-FLEX 100mm x 1m CUT LENGTH

£1,877.49

36Z-100-44

904L Mi-FLEX 100mm x 44m COIL

904L Mi-FLEX 100mm x 44m COIL

£31.49

36Z-125-1

904L Mi-FLEX 125mm x 1m CUT LENGTH

904L Mi-FLEX 125mm x 1m CUT LENGTH

£1,364.99

36Z-125-44

904L Mi-FLEX 125mm x 44m COIL

904L Mi-FLEX 125mm x 44m COIL

£35.99

36Z-150-1

904L Mi-FLEX 150mm x 1m CUT LENGTH

904L Mi-FLEX 150mm x 1m CUT LENGTH

£1,426.99

36Z-150-40

904L Mi-FLEX 150mm x 40m COIL

904L Mi-FLEX 150mm x 40m COIL

£80.99

36Z-180-1

904L Mi-FLEX 180mm x 1m CUT LENGTH

904L Mi-FLEX 180mm x 1m CUT LENGTH

£2,591.49

36Z-180-32

904L Mi-FLEX 180mm x 32m COIL

904L Mi-FLEX 180mm x 32m COIL

£90.49

36Z-200-1

904L Mi-FLEX 200mm x 1m CUT LENGTH

904L Mi-FLEX 200mm x 1m CUT LENGTH

£2,705.99

36Z-200-30

904L Mi-FLEX 200mm x 30m COIL

904L Mi-FLEX 200mm x 30m COIL

£215.99

36Z-250-1

904L Mi-FLEX 250mm x 1m CUT LENGTH

904L Mi-FLEX 250mm x 1m CUT LENGTH

£347.49

36Z-300-1

904L Mi-FLEX 300mm x 1m CUT LENGTH

904L Mi-FLEX 300mm x 1m CUT LENGTH

£19.99

20-80-MR

Increasing MI-FLEX Adaptor - Ø 80-Ø 100

Increasing MI-FLEX Adaptor - Ø 80-Ø 100

OUT OF STOCK

£21.99

25-80-MAELT

Screw-FIX Long Tail Adaptor - Ø 80

Screw-FIX Long Tail Adaptor - Ø 80

£22.99

25-80-MR

Screw-FIX Increaser - Ø 80-100mm

Screw-FIX Increaser - Ø 80-100mm

£32.49

25-80-THA

Screw-FIX Top Hat Adaptor - Ø 80

Screw-FIX Top Hat Adaptor - Ø 80

Your 904L Mi-FLEX Questions Answered

What is the difference between 904L Mi-FLEX and standard flue liners? -

904L Mi-FLEX flue liners are made from 904L stainless steel, which offers higher corrosion resistance compared to standard liners. This makes them ideal for long-lasting chimney installations.

Can I use 904L Mi-FLEX flue liners for a wood-burning stove? +

Are 904L Mi-FLEX liners easy to install? +

Do I need any special tools to install 904L Mi-FLEX flue liners? +

Can 904L Mi-FLEX flue liners be used in commercial settings? +

Do 904L Mi-FLEX liners comply with UK building regulations? +

Are accessories available for 904L Mi-FLEX flue liners? +

The 904L Mi-FLEX flue liners provide exceptional durability and efficiency for your fireplace setup. Made from premium-grade stainless steel, these liners offer superior corrosion resistance, ensuring long-lasting performance. Whether you're installing a new chimney system or refurbishing an existing one, the 904L Mi-FLEX range caters to various needs. The flexibility of these liners allows for easy installation, while their robust construction ensures optimal chimney function. Choose the 904L Mi-FLEX flue liner for a reliable and high-performance solution that meets industry standards and regulations.
Why Buy 904L Mi-FLEX Products
The 904L Mi-FLEX flue liners are perfect for a wide range of applications, including wood-burning stoves, multi-fuel stoves, gas appliances, and more. These versatile liners are suitable for residential properties, commercial buildings, and industrial settings. Whether you need to line a new chimney or upgrade an existing one, the 904L Mi-FLEX range provides the flexibility and durability required for efficient venting of combustion by-products. Trust these top-quality flue liners to enhance the safety and performance of your fireplace or stove.

Trusted By Trade Professionals

Our 904L Mi-FLEX 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 904L Mi-FLEX 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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