You should make provision for inspecting and cleaning the chimney. This is particularly important on solid fuel applications. The other size consideration when buying flue liner is the length. You can find out how to buy the correct length of flue liner for your woodburner in this article.

It is worth remembering at this point the importance of making sure the flue liner you buy is of the correct grade as well as the correct size. Make sure it is either 316 or 904 grade (the two grades of flue liner suitable for use with stoves – 904 is recommended for multi-fuel stoves). The diameter determines the volume of gases that can be expelled, allowing for effective ventilation. Cost-Effective: The 6-inch flue pipe is often more affordable compared to larger sizes, making it a cost-effective option for ventilation systems.

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With their durable construction and reliable performance, 6-inch twin wall flue systems provide a safe and effective way to channel exhaust gases, ensuring a clean and efficient heating system. Fluesupplies.com is the UK's leading supplier of flue products for log burning stoves , multi fuel stoves, gas fires, open fires and commercial boilers. Hetas Approved Products There is no standard size for wood-burning stove flue liners. Different appliances need different sizes of flue liner, so it is important to get the correct flue liner. Understanding flue liner sizes

Twin Wall Flue by Flue Direct, the leading UK supplier of HETAS approved flues; twin wall flue pipe, flexible flue liner, flue for wood burners and all flue supplies for log burners, multi fuel stoves, wood burning stoves, fires, commercial and biomass boilers. Under normal operation, a chimney flue can be 150 -200 degrees centigrade. For this reason alone, it is essential to get your chimney swept to remove any debris and deposits that could be combustible and catch fire. How to install log burner flue? A 6-inch flue pipe refers to the diameter of the pipe. It is commonly used in residential and small-scale commercial applications. While flue liner is available to buy in various sizes, including 5-inch, 6-inch, 7-inch, 8-inch and 9-inch, the vast majority of stove installations involve either 5 – inch or 6-inch flue liners.

Our Ultraflex flexible liner is made in our own facilities in the UK to the highest quality. Manufactured from 316 grade Stainless steel inner and 316 outer, fully corrosion and crush resistant , suitable for burning dry seasoned wood, it has a normal operating temperature of up to 450 degrees centigrade (solid fuels). It comes with a full 20 year product replacement warranty. High Quality Products Avoid bends in your pipe if possible; the fewer bends, the better the upwards draft will be. UK Building Regulations and HETAS recommend no more than 4 - 45° bends in any one system. Twin wall flues will heat up when in use as they transport the hot stove gases away from the appliance, the outer part of the flue can be over 90o C or 194o F. The temperature of the twin wall flue will vary depending on: By understanding its features, benefits, and installation process, you can make informed decisions for your ventilation system.