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Top Insulation Solutions for Fireplaces and Flues - Keep Your Home Toon Warm!

Insulating your fireplace and flues is essential to keep your home warm and energy-efficient, especially in the chilly North East. MI-Flex, 904L Mi-FLEX, and 150MM (6 INCH) insulation solutions offer top-notch quality and performance.

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StovesPremium Stoves
FireplacesStunning Fireplaces
MI-FlexFlexible Liner
Chimney FlueChimney Flue
Connecting PipesConnecting Pipes
Fans Flashings CowlsFans Flashings Cowls
Installation PartsInstallation Parts
After Care PartsAfter Care Parts

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.

£42.49

25-150-VBF

Insulation Back Filler - Ø 150

Insulation Back Filler - Ø 150

OUT OF STOCK

£68.49

90-CW125150

CHIMWRAP Liner Wrap 1000mm - Ø 125/150

CHIMWRAP Liner Wrap 1000mm - Ø 125/150

OUT OF STOCK

£26.99

90-LECA

Leca 50L Bag

Leca 50L Bag

£36.99

90-RPS-150

Rockwool Tube - 1000mm long  150mm

Rockwool Tube - 1000mm long 150mm

£26.49

90-RPS-T

Aluminium Tape

Aluminium Tape

£33.99

90-VERM

Vermiculite (100L Bag)

Vermiculite (100L Bag)

Your Insulation Questions Answered

Why is insulation important for fireplaces and flues? -

Insulation helps trap heat within the fireplace and flue system, reducing energy wastage and improving overall efficiency.

What are the benefits of MI-Flex insulation? +

How does 904L Mi-FLEX insulation enhance my flue system? +

Is 150MM (6 INCH) insulation suitable for all fireplace types? +

Can insulation help reduce heating costs in Newcastle homes? +

How often should insulation for fireplaces and flues be replaced? +

Are MI-Flex and 904L Mi-FLEX easy to install? +

Can proper insulation help in reducing carbon emissions? +

Proper insulation can prevent heat loss and improve the efficiency of your fireplace, ensuring that heat is retained in your toon house. MI-Flex insulation, specifically designed for flues, provides excellent thermal resistance, reducing energy costs and keeping your living space comfortable. With 904L Mi-FLEX insulation, you can further enhance heat retention and protect your flue system from damage. The 150MM (6 INCH) insulation is ideal for maintaining optimal temperatures and ensuring a snug and cozy environment in your Geordie home.
Why Buy Insulation Products
Insulation plays a crucial role in optimizing the performance of your fireplace and flue system. By investing in top-quality insulation solutions like MI-Flex, 904L Mi-FLEX, and 150MM (6 INCH), you can create a more energy-efficient and comfortable living environment. These insulation products help regulate temperatures, reduce heat loss, and enhance the overall efficiency of your fireplace, making them essential additions to any home in Newcastle or beyond.

Trusted By Trade Professionals

Our Insulation 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 Insulation 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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