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Premium Fans, Flashings, and Cowls for Metal Roofs | National Flues UK

Enhance your metal roof's functionality and aesthetics with our range of premium fans, flashings, and cowls. At National Flues UK, we offer top-notch products designed to provide a perfect fit and exceptional performance. Whether you need low temp EPDM solutions or high temp SILICONE options, we have you covered. Our products, including MI-FLASH and DEKS PREMIUM ranges, are known for their durability and reliability, ensuring long-term satisfaction for our customers.

 

MI-FlexMI-Flex
Chimney FlueChimney Flue
Connecting PipesConnecting Pipes
Fans Flashings CowlsFans Flashings Cowls
Installation PartsInstallation Parts
After Care PartsAfter Care Parts
StovesStoves
FireplacesFireplaces
MI-FLASH
MI-FLASH
DEKS PREMIUM
DEKS PREMIUM
DEKS ORIGINAL
DEKS ORIGINAL
AZTEC
AZTEC
No 3 Silicone Mi-Flash 6-102mm (1/4 to 4 inch) - High Temp.
SKU: 12-3HT

No 3 Silicone Mi-Flash 6-102mm (1/4 to 4 inch) - High Temp.

£15.99 incl VAT

No 3 EPDM Mi-Flash 6-102mm (1/4 to 4 inch) - Low Temp.
SKU: 12-3LT

No 3 EPDM Mi-Flash 6-102mm (1/4 to 4 inch) - Low Temp.

£9.99 incl VAT

MI-Flash - No 4 Metal Grey SILICONE 76-152mm 250x250
SKU: 12-4HT

MI-Flash - No 4 Metal Grey SILICONE 76-152mm 250x250

£18.49 incl VAT

MI-Flash - No 4 Metal Black EPDM 76-152mm 250x250
SKU: 12-4LT

MI-Flash - No 4 Metal Black EPDM 76-152mm 250x250

£12.49 incl VAT

MI-Flash - No 5 Metal Grey SILICONE  101-178mm 280x280
SKU: 12-5HT

MI-Flash - No 5 Metal Grey SILICONE 101-178mm 280x280

£19.99 incl VAT

MI-Flash - No 5 Metal Black EPDM 101-178mm 280x280
SKU: 12-5LT

MI-Flash - No 5 Metal Black EPDM 101-178mm 280x280

£13.49 incl VAT

MI-Flash - No 6 Metal Grey SILICONE 127-230mm 304x304
SKU: 12-6HT

MI-Flash - No 6 Metal Grey SILICONE 127-230mm 304x304

£23.99 incl VAT

MI-Flash - No 6 Metal Black EPDM 127-230mm 304x304
SKU: 12-6LT

MI-Flash - No 6 Metal Black EPDM 127-230mm 304x304

£15.49 incl VAT

MI-Flash - No 7 Metal Black EPDM 152-280mm 355x355
SKU: 12-7LT

MI-Flash - No 7 Metal Black EPDM 152-280mm 355x355

£16.99 incl VAT

MI-Flash - No 8 Metal Grey SILICONE 178-330mm 435x435
SKU: 12-8HT

MI-Flash - No 8 Metal Grey SILICONE 178-330mm 435x435

£45.49 incl VAT

MI-Flash - No 8 Metal Black EPDM 178-330mm 435x435
SKU: 12-8LT

MI-Flash - No 8 Metal Black EPDM 178-330mm 435x435

£32.99 incl VAT

No 9 Silicone Mi-Flash 304-457mm (10 to 18 inch) - High Temp.
SKU: 12-9HT

No 9 Silicone Mi-Flash 304-457mm (10 to 18 inch) - High Temp.

£86.49 incl VAT

No 9 EPDM Mi-Flash 304-457mm (10 to 18 inch) - Low Temp.
SKU: 12-9LT

No 9 EPDM Mi-Flash 304-457mm (10 to 18 inch) - Low Temp.

£62.99 incl VAT

No 3 EPDM Masterflash 6-102mm (1/4 to 4 inch) - Low Temp.
SKU: 32-301

No 3 EPDM Masterflash 6-102mm (1/4 to 4 inch) - Low Temp.

£12.99 incl VAT

No 3 Silicone Masterflash 6-102mm (1/4 to 4 inch) - High Temp.
SKU: 32-302

No 3 Silicone Masterflash 6-102mm (1/4 to 4 inch) - High Temp.

£19.99 incl VAT

No 4 EPDM Masterflash 76-152mm (3 to 6 inch) - Low Temp.
SKU: 32-401

No 4 EPDM Masterflash 76-152mm (3 to 6 inch) - Low Temp.

£15.49 incl VAT

No 4 Silicone Masterflash 76-152mm (3 to 6 inch) - High Temp.
SKU: 32-402

No 4 Silicone Masterflash 76-152mm (3 to 6 inch) - High Temp.

£26.99 incl VAT

No 5 EPDM Masterflash 102-178mm (4 to 7 inch) - Low Temp.
SKU: 32-501

No 5 EPDM Masterflash 102-178mm (4 to 7 inch) - Low Temp.

£17.99 incl VAT

No 5 Silicone Masterflash 102-178mm (4 to 7 inch) - High Temp.
SKU: 32-502

No 5 Silicone Masterflash 102-178mm (4 to 7 inch) - High Temp.

£28.99 incl VAT

No 7 Silicone Masterflash 152-280mm (6 to 11 inch) - High Temp.
SKU: 32-702

No 7 Silicone Masterflash 152-280mm (6 to 11 inch) - High Temp.

£59.49 incl VAT

Your Questions Answered

What are the benefits of using fans, flashings, and cowls for metal roofs? -

Fans help improve airflow, flashings prevent water leaks around protrusions, and cowls enhance ventilation efficiency, ensuring a healthier roof.

Are these products easy to install on metal roofs? +

Do you offer customization options for these products? +

Are these fans suitable for all weather conditions? +

How long do these flashings typically last on a metal roof? +

Can these cowls be painted to match the roof color? +

Do you provide warranty coverage for these products? +

How can I determine the right size of fan, flashing, or cowl for my metal roof? +

When it comes to metal roofs, ensuring proper ventilation and protection is crucial for the overall well-being of your property. With our fans, flashings, and cowls designed specifically for metal roofs, you can achieve optimal airflow while safeguarding against potential leaks and damage. Our extensive range caters to various roof sizes and specifications, guaranteeing a perfect fit for your specific requirements. All our products adhere to high industry standards, providing peace of mind and exceptional performance for years to come.
Why Buy These Products
Our premium fans, flashings, and cowls for metal roofs are ideal for both residential and commercial properties. Whether you are renovating an existing metal roof or installing a new one, our products offer superior quality and functionality. Improve ventilation, prevent water ingress, and enhance the overall appearance of your roof with our top-of-the-line solutions. With easy installation and long-lasting durability, our fans, flashings, and cowls are the perfect choice for any metal roof project.

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.