Isokern Liner Shopping Assistant: Your Chimney Liner Help Calculator
Choosing the right chimney liner components can be daunting, but our Isokern Liner Shopping Assistant simplifies the process. Designed for Self Builds, House builders, and chimney professionals, this free online tool calculates exactly what you need for your wood-burning stove or open fire chimney system—saving time, money, and guesswork. Whether you’re installing a new liner or upgrading an existing one, this calculator ensures you get the perfect fit with Isokern pumice liners and accessories from BMF Store.
Isokern Liner Assistant
Calculate your chimney components.
How It Works:
Select Installation Type: Choose "Wood-Burning Stove" or "Open Fire" from the dropdown.
Input Stove Details (if applicable): For stoves, select your flue diameter (125mm–300mm) and bend requirement (none, 15°, 30°, or 45°).
Input Open Fire Details (if applicable): For open fires, enter your fireplace opening width and height in millimeters.
Enter Chimney Specs: Provide chimney height (in meters) and void dimensions (width and length in millimeters from pre selected sizes or custom).
Calculate: Click the orange "Calculate" button to generate your list.
Review Results: See a tailored list of components—like liners, support blocks, bends, and concrete gathers (C16, C17, C18 for open fires up to 300mm)
Shop: Click add items to your cart on BMF Store.
Perfect for Self Build projects or professional installations, this calculator takes the complexity out of chimney lining. Try it now and build your chimney system with confidence!
Please remember this is a Guide Only and should always be checked by your Professional Chimney Installer prior to ordering
Please remember this is a Guide Only and should always be checked by your Professional Chimney Installer prior to ordering