Types of Chimney Pots


A Look at Chimney Pots



Chimney pots might seem unremarkable, yet they fulfil important functions in both the operation and appearance of a chimney. They aid in directing smoke and gases effectively out of the flue. Different designs offer distinct benefits, with the Roll Top, Sankey, and Tall Boy pots being some of the widely used options.





The Roll Top Pot: Reliable and Functional



Known for its rolled top, the Roll Top Pot is a frequent sight on traditional British homes. This structure is designed to keep out rain by projecting slightly.



It is particularly useful in mitigating downdraughts—unwanted backflow of air that can push smoke indoors. The pot’s shape acts as a natural barrier to wind, ensuring the proper direction of airflow.



Typically made from traditional materials like terracotta or clay, Roll Top Pots are built to perform over time. Their unobtrusive design also means they fit with a wide range of roof styles.





The Sankey Pot: Designed for Performance



With its increased height and broad mouth, the Sankey Pot is a solid choice for homes with larger chimneys or multiple fireplaces.



This design facilitates strong airflow and efficient expulsion of smoke and fumes. It also lessens the chance of residue buildup, including soot and creosote, which can lead to dangerous blockages.



Apart from its functional merits, the Sankey Pot roll top pot brings a distinct look to rooftops. It’s a considered choice for households that require high-capacity ventilation solutions.





The Tall Boy Pot: Slender and Practical



Slim and upright, the Tall Boy Pot is tailored for chimneys in areas where wind conditions can be inconsistent. Its elevated form boosts natural draught, drawing smoke upward more effectively.



This type of chimney pot is ideal for situations where turbulence can interrupt chimney function. It enhances draw, thereby improving performance.



Thanks to its compact profile, it’s often favoured in properties where roof space is tight. Its appearance also suits both period and newer builds without dominating the roofline.





FAQs: Things to Know About Chimney Pots




  • When should I replace my chimney pot?

    Look for fractures or performance issues—these are signs that a new pot may be necessary.


  • Are different materials used for chimney pots?

    Yes. You’ll find options in metal, each with different levels of suitability.


  • Which type helps reduce downdraught?

    The Roll Top is the most effective in this respect, thanks to its rolled lip that diverts wind.


  • Is a Sankey Pot right for a smaller home?

    It depends on the chimney size. While best for larger systems, Sankey Pots can work where a wider draught is needed.


  • Does the Tall Boy design really help performance?

    Absolutely. Its height helps maintain consistent airflow, especially in gusty locations.


  • How do I make the right selection?

    Match the pot to your chimney’s dimensions, fireplace use, and architectural style. Balance design with performance.






Choosing the right chimney pot contributes to smooth heating and proper ventilation. Whether you decide on a Roll Top, Sankey, or Tall Boy, each brings specific advantages. For guidance or to view our range, visit WT Knowles.


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