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Insulate with Mi-Flexwrap for Efficient Heating | National Flues

Mi-Flexwrap is the go-to choice for insulating flues and fireplaces, keeping your home warm and cozy. With top-quality materials and easy installation, Mi-Flexwrap ensures efficient heat retention, saving you energy and money. Explore our range of Mi-Flexwrap products to find the perfect fit for your heating needs.
Mi-Flexwrap is the go-to choice for insulating flues and fireplaces, keeping your home warm and cozy. With top-quality materials and easy installation, Mi-Flexwrap ensures efficient heat retention, saving you energy and money. Explore our range of Mi-Flexwrap products to find the perfect fit for your heating needs.


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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.

£26.99 £392.99
Showing 5 of 5 items
Mi-Flexwrap 10m x 12mm Insulated Blanket  125mm or 150mm

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

90-FW600-10
£235.99 (including VAT)
In stock
Mi-Flexwrap 10m Kit (10m Blanket, 20 Bands, 12m Tape) 125mm or 150mm

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

90-FW600-10K
£274.99 (including VAT)
In stock
Mi-Flexwrap 10m x 12mm Insulated Blanket  180mm or 200mm

Mi-Flexwrap 10m x 12mm Insulated Blanket 180mm or 200mm

90-FW850-10
£342.99 (including VAT)
In stock
Mi-Flexwrap 10m Kit (10m Blanket, 20 Bands, 12m Tape) 180mm or 200mm

Mi-Flexwrap 10m Kit (10m Blanket, 20 Bands, 12m Tape) 180mm or 200mm

90-FW850-10K
£392.99 (including VAT)
In stock
Aluminium Tape

Aluminium Tape

90-RPS-T
£26.99 (including VAT)
In stock
Your Mi-Flexwrap Questions Answered

How does Mi-Flexwrap improve heating efficiency? -

Mi-Flexwrap traps heat within the flue system, preventing heat loss and ensuring that maximum warmth is retained within your home.

Is Mi-Flexwrap easy to install? +

What sizes of Mi-Flexwrap products are available? +

Can Mi-Flexwrap be used in commercial settings? +

Does Mi-Flexwrap require maintenance? +

Is Mi-Flexwrap environmentally friendly? +

Can Mi-Flexwrap help reduce energy costs? +

Is Mi-Flexwrap suitable for all types of flue systems? +

Mi-Flexwrap offers premium insulation solutions for flues, providing excellent thermal performance and enhancing the efficiency of your fireplace. Made from high-quality materials, Mi-Flexwrap ensures long-lasting durability and optimal heat retention. Whether you need a 10m Kit or Insulated Blanket in 125mm, 150mm, 180mm, or 200mm sizes, Mi-Flexwrap has you covered. Invest in Mi-Flexwrap today for a warmer, more energy-efficient home.
Why Buy Mi-Flexwrap Products
Mi-Flexwrap is ideal for both residential and commercial properties, offering superior insulation for flues and fireplaces. By using Mi-Flexwrap, you can reduce heat loss, improve heating efficiency, and create a comfortable indoor environment. Whether you're renovating an existing fireplace or installing a new flue system, Mi-Flexwrap provides the insulation you need to enhance the performance of your heating system.

Trusted By Trade Professionals

Our Mi-Flexwrap 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 Mi-Flexwrap 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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