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MI-FLEX 125MM (5 INCH) Flue Liner - Install Kits & Accessories

Explore our premium range of MI-FLEX 125MM (5 INCH) flue liners, install kits, and accessories designed for optimal performance and durability. Whether you need a coil or cut length liner, we offer top-of-the-line 316L Mi-FLEX products to ensure your chimney system functions smoothly and safely.

 

MI-FlexMI-Flex
Chimney FlueChimney Flue
Connecting PipesConnecting Pipes
Fans Flashings CowlsFans Flashings Cowls
Installation PartsInstallation Parts
After Care PartsAfter Care Parts
StovesStoves
FireplacesFireplaces
Flue Liner
Flue Liner
Reg Plates
Reg Plates
Install Kits
Install Kits
1mm Fixings
1mm Fixings
Bottom Fixings
Bottom Fixings
Terminals
Terminals
Top Fixings
Top Fixings
Accessories
Accessories
Gathers
Gathers
Insulation
Insulation
London Gather 9 x 19 inch - Ø 125
SKU: 61-125-LG19

London Gather 9 x 19 inch - Ø 125

£97.99 incl VAT

London Gather 9 x 6 inch - Ø 125
SKU: 61-125-LG6

London Gather 9 x 6 inch - Ø 125

£206.49 incl VAT

London Gather 9 x 9 inch - Ø 125
SKU: 61-125-LG9

London Gather 9 x 9 inch - Ø 125

£78.49 incl VAT

Mi-Flexwrap 10m x 12mm Insulated Blanket  125mm or 150mm
SKU: 90-FW600-10

Mi-Flexwrap 10m x 12mm Insulated Blanket 125mm or 150mm

£227.49 incl VAT

Mi-Flexwrap 10m Kit (10m Blanket, 20 Bands, 12m Tape) 125mm or 150mm
SKU: 90-FW600-10K

Mi-Flexwrap 10m Kit (10m Blanket, 20 Bands, 12m Tape) 125mm or 150mm

£264.49 incl VAT

Leca 50L Bag
SKU: 90-LECA

Leca 50L Bag

£26.99 incl VAT

Rockwool Tube - 1000mm long  125mm
SKU: 90-RPS-125

Rockwool Tube - 1000mm long 125mm

£29.99 incl VAT

Aluminium Tape
SKU: 90-RPS-T

Aluminium Tape

£26.49 incl VAT

Vermiculite (100L Bag)
SKU: 90-VERM

Vermiculite (100L Bag)

£33.99 incl VAT

Debris Collar with Jubilee Connector - Ø 125
SKU: 94-COLLAR-J-125

Debris Collar with Jubilee Connector - Ø 125

£13.99 incl VAT

Register Plate (F) - 900x495, no access hole - Ø 125 & 150
SKU: 94-REG-F

Register Plate (F) - 900x495, no access hole - Ø 125 & 150

£29.99 incl VAT

Register Plate (G) - 900x495, 2 access hole - Ø 125 & 150
SKU: 94-REG-G

Register Plate (G) - 900x495, 2 access hole - Ø 125 & 150

£54.49 incl VAT

Register Plate (H) - 900x600, no access holes
SKU: 94-REG-H

Register Plate (H) - 900x600, no access holes

£49.99 incl VAT

10m flex pack bundle (Special Offer)
SKU: SO-T1

10m flex pack bundle (Special Offer)

£298.99 incl VAT

Pot Hanging Cowl 1mm (Natural) - Ø 125
SKU: 20-125-PHCM1

Pot Hanging Cowl 1mm (Natural) - Ø 125

OUT OF STOCK

£65.49 incl VAT

PH Cowl - Ø 125
SKU: 20-125-PHCMB

PH Cowl - Ø 125

OUT OF STOCK

£64.49 incl VAT

PH Cowl - Buff / Straps / Mesh x 125mm - Ø 125
SKU: 20-125-PHCMC

PH Cowl - Buff / Straps / Mesh x 125mm - Ø 125

OUT OF STOCK

£70.49 incl VAT

Pot Hanging Cowl 1mm (Painted) - Ø 125
SKU: 20-125-PHCMT1

Pot Hanging Cowl 1mm (Painted) - Ø 125

OUT OF STOCK

£70.99 incl VAT

MI-FLEX Pot Hanging Cowl (Terracotta) Ø 400 Lid - Ø 125
SKU: 20-125-PHCMT400

MI-FLEX Pot Hanging Cowl (Terracotta) Ø 400 Lid - Ø 125

OUT OF STOCK

£67.49 incl VAT

MI-FLEX Pot Hanger Support Clamp - Ø 125
SKU: 20-125-SUPCL

MI-FLEX Pot Hanger Support Clamp - Ø 125

OUT OF STOCK

£10.49 incl VAT

Your Questions Answered

What is the difference between a 125mm (5 inch) flue liner and other sizes? -

The 125mm (5 inch) flue liner is specifically designed for smaller fireplace openings and is suitable for wood-burning stoves and small appliances.

Do I need special tools to install a 125mm (5 inch) flue liner? +

Are MI-FLEX 125MM (5 INCH) flue liners compatible with all chimney systems? +

How do I maintain and clean a 125mm (5 inch) flue liner? +

Can I use a 125mm (5 inch) flue liner with a multi-fuel stove? +

Are MI-FLEX 125MM (5 INCH) flue liners compliant with building regulations? +

Do you provide installation services for MI-FLEX 125MM (5 INCH) flue liners? +

What are the benefits of using a MI-FLEX 125MM (5 INCH) flue liner over traditional options? +

When it comes to ensuring your fireplace operates efficiently, choosing the right flue liner is essential. Our 125mm (5 inch) MI-FLEX range provides superior quality flue liners made from durable 316L stainless steel. These liners are corrosion-resistant, ensuring a long lifespan for your chimney system. Additionally, our install kits, fixings, terminals, insulation, and accessories are expertly crafted to complement your flue liner installation, making maintenance hassle-free.
Why Buy These Products
The MI-FLEX 125MM (5 INCH) flue liners are ideal for both residential and commercial fireplace applications. These liners are suitable for various fuel types, including wood, gas, oil, and solid fuels. Whether you are constructing a new chimney or renovating an existing one, our 316L Mi-FLEX products provide the perfect solution for efficient and safe venting of combustion by-products.

Trusted By Trade Professionals

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.