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How long does it take to sweep a chimney?

Sweeping a chimney is an important part of home maintenance to ensure that your fireplace or stove functions efficiently and safely. One of the most common questions that homeowners have is how long the process takes. The time it takes to sweep a chimney can vary depending on a variety of factors.

  • The first factor that determines how long it takes to sweep a chimney is the type and size of the chimney. A small, single-story chimney may only take an hour to clean, while a larger, multi-story chimney may take several hours. Additionally, chimneys with complex designs or multiple bends in the flue may take longer to clean.
  • The second factor that affects the time it takes to sweep a chimney is the condition of the chimney. If the chimney has not been cleaned in several years, it may take longer to remove all of the accumulated soot, debris, and creosote buildup. In some cases, the chimney sweep may need to use additional tools or equipment to remove stubborn deposits, which can add to the time needed for the job.
  • Another factor that can impact the time it takes to sweep a chimney is the level of access to the chimney. If the chimney is located in a difficult-to-reach area or if there are obstacles in the way, it may take longer for the chimney sweep to access and clean the chimney.

On average, a typical chimney sweeping job can take anywhere from 30 minutes to several hours. The exact time it takes to sweep a chimney will depend on the factors mentioned above as well as the experience and skill level of the chimney sweep.

In general, it’s best to hire a professional chimney sweep to clean your chimney as they have the knowledge, experience, and tools needed to get the job done efficiently and safely. Hiring a professional chimney sweep can also ensure that your chimney is inspected thoroughly for any potential safety hazards or damage that may need to be addressed.

In conclusion, the time it takes to sweep a chimney can vary depending on several factors. Hiring a professional chimney sweep can help ensure that the job is done properly and efficiently, giving you peace of mind that your chimney is safe and operating at its best.

How long does it take to sweep a chimney | Twin wall flues

On the whole, twin wall flues, or pre fabricated chimney systems, take less time to sweep.

If you have a wood or solid fuel appliance connected to a twin wall flue, you should expect the time needed to sweep your appliance to be reduced.

However, certain factors may ad complexity and the time needed may vary.

Importantly, when a twin wall flue has been installed, there should be a provision for sweeping built into the design of the system.

In most cases, this is either through the stove, done by removing the baffle plate.

However, where twin wall flues penetrate walls, access chambers may be used, often referred to as a tee piece with plug.

If installed in this fashion, the process of sweeping a flue that is external to a property is simple.

However, a sweep should also advise on how to sweep the section of the flue which runs from the appliance.

Choosing a qualified stove installer, registered by HETAS, will invariably reduce the time needed to maintain or sweep your chimney.

Proper installation practices will make provision for sweeping within the design of the flue system.

How long does it take to sweep a chimney | Flexible flue liners

Sweeping a flexible flue liner should be a simple process.

The time needed to sweep a flexible flue liner will usually be around 30 minutes.

There are several operations required to sweep an appliance connected to a flexible flue liner.

  1. Prepare the area around the appliance, protect the floor coverings and hearth.
  2. Remove the insides of the stove, fire bricks, baffle plate etc.
  3. If possible, it is also a good idea to remove the door of the appliance.
  4. Set up your you front sheet and seal it around the appliance.
  5. Position your brush head inside and vacuum in an appropriate aperture.
  6. Feed rods up inside the flue until you reach the terminal. The length of flue liners can vary, so ensure you have sufficient rods based upon the size of the flue.
  7. Reverse the process, bring the roads back down the flue and disconnect them as you go.

Repeat, a second pass inside a flue liner is advisable, this time you may want to add a drill to your rods to ensure a thorough sweep.

Cleaning up after sweeping a flue liner

Once swept, you will want to clean the inside of the appliance using your vacuum cleaner.

Reassemble the stove, including fire bricks, baffle plate and the door, if removed.

Check the seals and connections around the flue pipe and reseal if disturbed by the swelling process.

Test the appliance, use a smoke pellet or Hot Box ® Firestarter to test the appliance and make sure it is safe to use.

Clear away your protection and tools.

Book a Chimney Sweep near you. 

Booking a local chimney sweep has never been easier.

The Stove Guys provide a directory of sweeps with online booking in a location near you.

Book Local With The Stove Guys

Booking a chimney sweep with The Stove Guys online is the best option for homeowners looking to maintain their chimneys safely and efficiently. The Stove Guys’ user-friendly online platform makes it incredibly easy to schedule an appointment, ensuring a seamless and hassle-free experience.


With their team of highly trained and experienced professionals, The Stove Guys guarantees top-notch service, ensuring your chimney is cleaned and inspected thoroughly.

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