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MI-Flex Flexible Flue Liners - Durable and Flexible Flue Solution

MI-Flex is a top-tier choice for flexible flue liners, renowned for its durability and flexibility in chimney installations. The MI-Flex range includes options in various diameters to suit different chimney sizes. The high-quality stainless steel construction ensures longevity and resistance to heat and corrosion. Whether you're fitting a new stove or updating an existing fireplace, MI-Flex provides a reliable solution. Discover why MI-Flex is a preferred choice among installers and homeowners for safe and efficient chimney lining.

 

MI-FlexMI-Flex
Chimney FlueChimney Flue
Connecting PipesConnecting Pipes
Fans Flashings CowlsFans Flashings Cowls
Installation PartsInstallation Parts
After Care PartsAfter Care Parts
StovesStoves
FireplacesFireplaces
316L Mi-FLEX
316L Mi-FLEX
Gas FLEX Fixings
Gas FLEX Fixings
904L Mi-FLEX
904L Mi-FLEX
Mi-FLEX 1mm Fixings
Mi-FLEX 1mm Fixings
Mi-FLEX Fixings
Mi-FLEX Fixings
Mi-FLEX ScrewFIX Fixings
Mi-FLEX ScrewFIX Fixings
Mi-FLEX Insulation
Mi-FLEX Insulation
Mi-FLEX Register Plates
Mi-FLEX Register Plates
Gas FLEX
Gas FLEX
Joiner - Ø 250
SKU: 20-250-J

Joiner - Ø 250

£95.99 incl VAT

MI-FLEX Adaptor - Ø 250
SKU: 20-250-MAE

MI-FLEX Adaptor - Ø 250

£32.99 incl VAT

Nose Cone - Ø 250
SKU: 20-250-NC

Nose Cone - Ø 250

£148.49 incl VAT

Top Plate - Ø 250
SKU: 20-250-P

Top Plate - Ø 250

£11.99 incl VAT

Rain Cap - Ø 250
SKU: 20-250-RC

Rain Cap - Ø 250

£57.49 incl VAT

Top Clamp - Ø 300
SKU: 20-300-C

Top Clamp - Ø 300

£14.99 incl VAT

Gather Hood (400x300) - Ø 300
SKU: 20-300-GHL

Gather Hood (400x300) - Ø 300

£145.99 incl VAT

MI-FLEX Adaptor - Ø 300
SKU: 20-300-MAE

MI-FLEX Adaptor - Ø 300

£35.49 incl VAT

Nose Cone - Ø 300
SKU: 20-300-NC

Nose Cone - Ø 300

£102.99 incl VAT

Top Plate - Ø 300
SKU: 20-300-P

Top Plate - Ø 300

£14.99 incl VAT

Top Clamp - Ø 80
SKU: 20-80-C

Top Clamp - Ø 80

£8.99 incl VAT

Top Plate - Ø 80
SKU: 20-80-P

Top Plate - Ø 80

£10.99 incl VAT

Chimney Notice Plate
SKU: 20-CNP

Chimney Notice Plate

£1.99 incl VAT

Chimney Notice Plate - 50 Pack
SKU: 20-CNP48

Chimney Notice Plate - 50 Pack

£87.49 incl VAT

Screw-FIX Flex Joiner - Ø 100
SKU: 25-100-J

Screw-FIX Flex Joiner - Ø 100

£33.49 incl VAT

Screw-FIX Adaptor to SW - Ø 100
SKU: 25-100-MAE

Screw-FIX Adaptor to SW - Ø 100

£13.99 incl VAT

Screw-FIX Long Tail Adaptor - Ø 100
SKU: 25-100-MAELT

Screw-FIX Long Tail Adaptor - Ø 100

£24.49 incl VAT

Screw-FIX Increaser - Ø 100-125mm
SKU: 25-100-MR

Screw-FIX Increaser - Ø 100-125mm

£23.49 incl VAT

Screw-FIX Long Tail Increaser - Ø 100-125mm
SKU: 25-100-MRLT

Screw-FIX Long Tail Increaser - Ø 100-125mm

£38.49 incl VAT

Screw-FIX Nose Cone - Ø 100
SKU: 25-100-NC

Screw-FIX Nose Cone - Ø 100

£15.49 incl VAT

Your Questions Answered

What sizes are available in the MI-Flex range? -

MI-Flex is available in various diameters, including 80mm, 100mm, 125mm, 150mm, 175mm, 200mm, 250mm, and 300mm, catering to a wide range of chimney sizes.

Is MI-Flex suitable for wood-burning stoves? +

Does MI-Flex require professional installation? +

Can MI-Flex be used with gas fires? +

Is MI-Flex suitable for listed buildings? +

What is the warranty period for MI-Flex products? +

Can MI-Flex be used for both residential and commercial applications? +

MI-Flex stands out as a premium option for flexible flue liners in the UK. Its innovative design allows for easy installation, offering flexibility to navigate bends and offsets in chimneys efficiently. Made from high-grade stainless steel, MI-Flex ensures durability and longevity, making it a cost-effective solution in the long run. The smooth inner surface of MI-Flex promotes optimal airflow and prevents the build-up of creosote and debris, enhancing the efficiency and safety of your fireplace or stove. When it comes to quality, durability, and performance, MI-Flex is the go-to choice for chimney lining projects.
Why Buy These Products
MI-Flex flexible flue liners are ideal for both residential and commercial properties. They are suitable for use with wood-burning stoves, multi-fuel stoves, gas fires, and oil boilers. MI-Flex offers a versatile solution for various chimney types, including masonry and pre-fabricated chimneys. Whether you're renovating an old property or installing a new heating appliance, MI-Flex provides a reliable and efficient flue lining solution. Its flexibility and durability make it a popular choice among installers and homeowners looking for high-quality chimney components.

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Our 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.

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