Types of Chimney Pots


What to Know About Chimney Pots



Chimney pots might be overlooked, yet they fulfil important roles in both the operation and appearance of a chimney. They help in directing smoke and gases smoothly out of the flue. Different designs provide distinct benefits, with the Roll Top, Sankey, and Tall Boy pots being some of the widely used options.





The Roll Top Pot: Reliable and Efficient



Known for its rolled top, the Roll Top Pot is a familiar sight on traditional British homes. This structure is designed to prevent water entry by flaring outward.



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



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





The Sankey Pot: Engineered for Strength



With its elongated structure and expanded opening, the Sankey Pot is a solid choice for homes with larger chimneys or multiple fireplaces.



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



Apart from its functional merits, the Sankey Pot brings a striking look to rooftops. It’s a wise choice for households that need high-capacity ventilation solutions.





The Tall Boy Pot: Streamlined and Capable



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



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



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





FAQs: Helpful Details 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 clay, each with different levels of heat resistance.


  • Which type helps reduce downdraught?

    The Roll Top is the most effective in this respect, thanks to its flared 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 coastal locations.


  • How do I make the right selection?

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






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


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