× National Flues
We Won't Be Beaten On Price.
Free Delivery on Orders Over £100
100% 5 Star Reviews on Trustpilot
Free Flue Design Service Available
Need Help? 01670 206999 (8am-5pm)

 

High-Quality Flashings for Chimney Flues | National Flues

Flashings are essential components for ensuring a watertight seal around chimney flues. At National Flues, our Chimney Flue, TWPro, 150MM (6 INCH) Flashings provide superior protection against water ingress, enhancing the efficiency and longevity of your chimney system. Our lead-free flashings come in different angles and cone styles, specifically designed to fit chimneys with a diameter of 150mm. Trust National Flues for high-quality flashings that meet industry standards.

Shop By Department

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

Call our TWPro advisers on 01670 206 999 if you need any helping with your system design.

£20.99

15-150-082

Storm Collar - Ø  150

Storm Collar - Ø 150

£8.99

32-SK1

Standard Fixing Kit

Standard Fixing Kit

Your Flashings Questions Answered

What are flashings used for? -

Flashings are used to create a waterproof seal around chimney flues, preventing water from entering the building through gaps.

Are lead-free flashings better than traditional lead flashings? +

How do I choose the right flashing angle for my chimney? +

Can I install flashings myself? +

Do flashings require maintenance? +

Are flashings compatible with different chimney sizes? +

Do flashings come with a warranty? +

Can flashings be painted to match the roof color? +

When it comes to protecting your chimney flue from leaks and water damage, choosing the right flashing is crucial. Our range of lead-free flashings at National Flues offers superior performance and durability. The Chimney Flue, TWPro, 150MM (6 INCH) Flashings feature innovative designs that ensure a secure fit and reliable seal, keeping your chimney system dry and functional. Whether you need flashings for inclinations between 0 to 45 degrees or cone styles in stainless steel or black, we have options to suit your requirements. Invest in quality flashings to safeguard your chimney against external elements and preserve its integrity for years to come.
Why Buy Flashings Products
Our Flashings are versatile and suitable for a variety of chimney flue applications. Whether you are installing a new chimney system or carrying out repairs and maintenance, our lead-free flashings offer a reliable solution. The ease of installation and compatibility with different chimney diameters make our flashings ideal for both DIY enthusiasts and professional installers. By incorporating our flashings into your chimney structure, you can ensure proper sealing and prevent water damage, ultimately enhancing the performance and safety of your chimney flue.

Trusted By Trade Professionals

Our Flashings 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 Flashings from National Flues. Our team is here to assist you every step of the way, ensuring your needs are met with expertise and care.

Your recently viewed products:

Multiple Payment Options- including Klarna, Clearpay, Mastercard, Visa and Paypal