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Top-Quality Flue Boxes for Efficient Fireplace Installations | National Flues

If you're looking for premium quality flue boxes for your fireplace installation, National Flues has you covered. Our flue boxes, including the Sheffield Pattern, Flue Gas Collector, and VISA Flue Gas Collector models, are designed for optimal performance and durability. With a focus on safety and efficiency, our flue boxes are essential components for any fireplace project.

 

MI-FlexMI-Flex
Chimney FlueChimney Flue
Connecting PipesConnecting Pipes
Fans Flashings CowlsFans Flashings Cowls
Installation PartsInstallation Parts
After Care PartsAfter Care Parts
StovesStoves
FireplacesFireplaces
Flex Spigot
Flex Spigot
Gas Vent Spigot
Gas Vent Spigot
IL - Gas Flue Box - Freestanding - Ø 125
SKU: 24-125-61

IL - Gas Flue Box - Freestanding - Ø 125

£219.49 incl VAT

IL - Gas Flue Box - Recessed - Ø 125
SKU: 24-125-62

IL - Gas Flue Box - Recessed - Ø 125

£219.49 incl VAT

125mm (5 inch) ILFE Flue Box  Flue Box
SKU: 8-ILFE

125mm (5 inch) ILFE Flue Box Flue Box

£201.49 incl VAT

125mm (5 inch) Standard Flue Box  Flue Box
SKU: 8-SFB

125mm (5 inch) Standard Flue Box Flue Box

£119.49 incl VAT

125mm (5 inch) Sheffield Pattern   Flue Box
SKU: 8-SHEF

125mm (5 inch) Sheffield Pattern Flue Box

£104.99 incl VAT

125mm (5 inch) VISA Flue Gas Collector   Flue Box
SKU: 8-VISA-SF

125mm (5 inch) VISA Flue Gas Collector Flue Box

£74.49 incl VAT

125mm (5 inch) VMF Flue Box SS  Flue Box
SKU: 8-VMFS

125mm (5 inch) VMF Flue Box SS Flue Box

£78.49 incl VAT

IL - Flue Gas Collector - VISA Hi-Line - Ø 125
SKU: 24-125-63

IL - Flue Gas Collector - VISA Hi-Line - Ø 125

OUT OF STOCK

£112.49 incl VAT

125mm (5 inch) Flue Gas Collector   Flue Box
SKU: 8-FGC-SF

125mm (5 inch) Flue Gas Collector Flue Box

OUT OF STOCK

£81.99 incl VAT

125mm (5 inch) Recessed Flue Box  Flue Box
SKU: 8-RFB

125mm (5 inch) Recessed Flue Box Flue Box

OUT OF STOCK

£131.49 incl VAT

Your Questions Answered

What size flue box do I need for my fireplace? -

The size of the flue box you need will depend on the specifications of your fireplace. It's recommended to consult with a professional to determine the appropriate size for your specific installation.

Are flue boxes easy to install? +

Do flue boxes require maintenance? +

Can I use any flue box with my fireplace? +

Are flue boxes durable? +

How do flue boxes improve fireplace efficiency? +

Are there different types of flue boxes available? +

National Flues offers a wide range of flue boxes to suit different fireplace requirements. Our 125mm (5 inch) Flue Boxes are crafted with precision and expertise to ensure seamless integration into your flue system. Whether you need a Recessed Flue Box, VMF Flue Box SS, or ILFE Flue Box, we have the perfect solution for you. Count on National Flues for top-quality products that meet industry standards and exceed expectations.
Why Buy These Products
Flue boxes play a crucial role in directing exhaust gases safely away from your fireplace, ensuring proper ventilation and preventing hazardous fumes from entering your home. By incorporating a flue box into your fireplace system, you can achieve efficient and reliable performance while enhancing safety levels. Whether you're installing a new fireplace or upgrading an existing one, flue boxes are indispensable components that contribute to the overall functionality and safety of your fireplace.

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.

Dedicated Support

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.