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Top Quality 175MM (7 INCH) Flue Liners & Installation Kits - Buy Online

Upgrade your fireplace with our premium 175mm (7 inch) flue liners and installation kits. Our MI-Flex and 904L Mi-FLEX products are known for their durability and efficiency. Whether you need a coil or a cut length, we have you covered. Our range includes everything from bottom fixings to insulation and reg plates, ensuring a hassle-free installation process. Trust in our products for a safe and efficient fireplace experience.

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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.

£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

£59.49

20-180-P701

Pack 701 - (175mm, P/C/PS/N/CNP/MAE)

Pack 701 - (175mm, P/C/PS/N/CNP/MAE)

£84.99

20-180-P702

Pack 702 - (175mm, P/C/N/CNP/MAE/RC)

Pack 702 - (175mm, P/C/N/CNP/MAE/RC)

£122.49

20-180-P703

Pack 703 - (175mm, PHCM/N/CNP/MAE)

Pack 703 - (175mm, PHCM/N/CNP/MAE)

£132.99

20-180-P704

Pack 704 - (175mm, P/C/PS/N/CNP/20-150-MR)

Pack 704 - (175mm, P/C/PS/N/CNP/20-150-MR)

£116.49

20-180-P706

Pack 706 - (175mm, PHCM/N/CNP/20-150-MR)

Pack 706 - (175mm, PHCM/N/CNP/20-150-MR)

£126.49

20-180-P707

Pack 707 - (175mm, PHCMT/N/CNP/MAE)

Pack 707 - (175mm, PHCMT/N/CNP/MAE)

£120.49

20-180-P708

Pack 708 - (175mm, PHCMT/N/CNP/20-150-MR)

Pack 708 - (175mm, PHCMT/N/CNP/20-150-MR)

£135.99

20-180-GHL

Gather Hood Large (300x400) - Ø 180

Gather Hood Large (300x400) - Ø 180

£126.49

20-180-GHM

Gather Hood Medium (300x300) - Ø 180

Gather Hood Medium (300x300) - Ø 180

£116.99

20-180-GHS

Gather Hood Small (300x200) - Ø 180

Gather Hood Small (300x200) - Ø 180

£30.99

20-180-MAE

MI-FLEX Adaptor - Ø 180

MI-FLEX Adaptor - Ø 180

£43.49

20-180-MAE1

MI-FLEX Adaptor 1mm - Ø 180

MI-FLEX Adaptor 1mm - Ø 180

OUT OF STOCK

£46.49

25-175-MAE1

Screw-FIX Adaptor to SW, 1mm - Ø 175

Screw-FIX Adaptor to SW, 1mm - Ø 175

OUT OF STOCK

£36.49

25-175-MAELT

Screw-FIX Long Tail Adaptor - Ø 175

Screw-FIX Long Tail Adaptor - Ø 175

£37.99

25-175-MR

Screw-FIX Increaser - Ø 175-200mm

Screw-FIX Increaser - Ø 175-200mm

Your 175MM (7 INCH) Questions Answered

What materials are the 175mm (7 inch) flue liners made of? -

Our 175mm flue liners are made of high-grade stainless steel, particularly 904L Mi-FLEX material known for its corrosion resistance and durability.

Do I need special tools for installing the 175mm flue liners? +

Are the 175mm flue liners suitable for wood-burning stoves? +

How do I determine the right length of flue liner for my fireplace? +

Do you offer warranty on the 175mm flue liners? +

Can I use the 175mm flue liners for gas appliances? +

Are there specific regulations to follow when installing the 175mm flue liners? +

When it comes to fireplace upgrades, investing in high-quality flue liners is crucial for ensuring safety and efficiency. Our 175mm (7 inch) category offers a wide range of options to suit your needs. Whether you are a professional installer or a DIY enthusiast, our products are designed for easy installation. The 904L Mi-FLEX products, in particular, are known for their corrosion resistance and longevity. Browse through our range of flue liners, install kits, fixings, terminals, insulation, and accessories to find everything you need for a successful fireplace upgrade.
Why Buy 175MM (7 INCH) Products
Our 175mm (7 inch) flue liners and installation kits are perfect for a variety of applications. Whether you are installing a new fireplace or upgrading an existing one, our products provide the perfect solution. These products are ideal for both residential and commercial settings, offering superior performance and durability. Our customers trust our 175mm products for their reliability and ease of installation. Upgrade your fireplace with our top-quality flue liners and accessories today.

Trusted By Trade Professionals

Our 175MM (7 INCH) 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 175MM (7 INCH) 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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