Isokern is a natural material sourced from the Hekla volcano in Iceland. Its high insulation properties make it unique to all other chimney materials. Isokern has many benefits, it is resistant to temperature change, lightweight yet strong and energy efficient.

Find out more




  • Isokern


Specflue Store Price List Price List
Products RSS Feed

Latest news

Specflue Life Savers

Specflue once again were proud sponsors of the East England Region National Lifesaving Squad who recently took on the rest of the UK at the…
Read more

Answers to end user questions

The popularity of wood burning appliances has risen in recent years, which means that heating engineers are more likely to be quizzed on wo…
Read more