Understanding the Types of Chimney Pots


Why Chimney Pots Matter



Chimney pots are functional components installed atop chimney stacks to facilitate the release of smoke and gases. While they’re not always considered, their design can make a difference. The Roll Top, Sankey, and Tall Boy are among the most favoured designs.





The Roll Top Pot: Timeless Shape, Lasting Purpose



Featuring a rounded rim, the Roll Top Pot is widely used on traditional properties. This shape redirects rain, ensuring the chimney flue stays functional.



A key benefit the Roll Top design is its ability to combat downdraughts. The outward curve helps prevent smoke re-entering the property during adverse weather.



Usually made from weatherproof ceramic, these pots withstand the elements. Their style is neutral enough to work on a wide range of rooftops.





The Sankey Pot: Designed for Demanding Use



The Sankey Pot is notable for its expanded diameter and increased height. This design promotes powerful airflow, making it well-suited to larger hearths.



By allowing smoke to exit without obstruction, it helps minimise the buildup of materials that can cause flue restrictions. It's especially beneficial in homes with multiple appliances.



In appearance, the Sankey offers a solid presence, adding character 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 stronger draught, 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.






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


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