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Quality Insulation for Fireplace Flues in the UK | MI-Flex 316L 125MM (5 Inch)

When it comes to maintaining a safe and efficient fireplace, insulation plays a crucial role. MI-Flex 316L 125MM (5 Inch) insulation is designed to keep your flue system operating at its best. This high-quality insulation helps prevent heat loss and maintains the optimal temperature inside the flue. By investing in quality insulation, you can enhance the performance of your fireplace while ensuring the safety of your home and loved ones.

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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.

£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

£29.99

90-RPS-125

Rockwool Tube - 1000mm long  125mm

Rockwool Tube - 1000mm long 125mm

£26.49

90-RPS-T

Aluminium Tape

Aluminium Tape

£33.99

90-VERM

Vermiculite (100L Bag)

Vermiculite (100L Bag)

Your Insulation Questions Answered

What is the importance of insulation in fireplace flues? -

Insulation in fireplace flues helps prevent heat loss, reduce condensation, and maintain optimal temperatures for efficient operation and safety.

Is MI-Flex 316L 125MM (5 Inch) insulation suitable for all types of flue systems? +

How does quality insulation impact the performance of a fireplace? +

Can MI-Flex insulation help reduce energy costs? +

Is professional installation required for MI-Flex 316L 125MM (5 Inch) insulation? +

How does insulation contribute to the safety of a fireplace? +

Is MI-Flex insulation resistant to high temperatures? +

Quality insulation is essential for fireplace flues to ensure efficient operation and safety. MI-Flex 316L 125MM (5 Inch) insulation offers superior performance, designed specifically for fireplace flues in the UK. This insulation helps prevent heat loss, reduces the risk of condensation, and maintains the ideal temperature inside the flue. By choosing MI-Flex insulation, you can enhance the overall efficiency of your fireplace, leading to cost savings and a longer lifespan for your flue system. Invest in quality insulation today and enjoy a warmer, safer home.
Why Buy Insulation Products
MI-Flex 316L 125MM (5 Inch) insulation is ideal for a wide range of fireplace flues, including wood-burning stoves, gas fireplaces, and more. This insulation is suitable for both new installations and upgrades to existing flue systems. By using MI-Flex insulation, you can improve the overall performance of your fireplace, reduce energy consumption, and ensure consistent heat output. Whether you're a homeowner or a professional installer, MI-Flex insulation is the perfect choice for enhancing the efficiency and safety of your fireplace.

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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