Chimney Pots Explained


The Function of Chimney Pots



Chimney pots are important components installed atop chimney stacks to enable the release of smoke and gases. While they’re not always noticed, their design can impact performance. The Roll Top, Sankey, and Tall Boy are among the most common designs.





The Roll Top Pot: Traditional Form with Practical Benefits



Featuring a rolled rim, the Roll Top Pot is widely used on older properties. This shape helps to block moisture, ensuring the chimney flue stays dry.



A key feature the Roll Top design is its protection against gusts. The outward curve helps prevent smoke re-entering the property during adverse weather.



Usually made from clay, these pots require little maintenance. Their style is neutral enough to match a wide range of rooftops.





The Sankey Pot: Efficient and Sturdy



The Sankey Pot is notable for its broad diameter and increased height. This design promotes optimal airflow, making it well-suited to big fireplaces.



By allowing smoke to exit quickly, it helps minimise the buildup of materials that can cause flue restrictions. It's especially beneficial in homes with multiple appliances.



more info In appearance, the Sankey offers a distinctive presence, adding a defined silhouette to your chimney stack.





The Tall Boy Pot: Elegant Verticality



True to its name, the Tall Boy Pot features a slim base and extended height. Its design encourages improved chimney draw, particularly useful in blustery settings.



By improving draw, it reduces the chance of smoke returning indoors, which enhances the safety and usefulness of your heating setup.



Aesthetically, this style fits seamlessly into designs where roof space is limited or where a more modern appearance is desired.





FAQs: What to Know Before You Buy




  • What are the signs a chimney pot needs changing?

    Look out for deterioration, unstable fitting, or repeated smoke issues indoors.


  • Do chimney pots come in various materials?

    Yes, including ceramic, each with its own thermal tolerance.


  • Which design works best against downdraught?

    The Roll Top design is especially suitable for this, as its shape helps deflect wind.


  • Is the Sankey Pot too large for small properties?

    Not always. It depends more on your chimney’s size than the building size itself.


  • How does the Tall Boy Pot influence chimney efficiency?

    Its height supports natural draught, reducing the risk of backflow and aiding smoke extraction.


  • What should I consider when choosing a chimney pot?

    Consider chimney height, appliance type, flue size, and your desired visual finish.






Choosing the appropriate chimney pot can help maintain safe airflow and heating efficiency. The Roll Top, Sankey, and Tall Boy options all offer tailored solutions. Visit WT Knowles to browse their range and receive professional advice.


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