Thrutone has been Ireland’s best selling fibre cement slate for decades, tried, trusted and tested throughout the island. Building on this proud tradition, Tegral’s commitment to continual innovation, research and ever-improving standards has enabled us to develop Thrutone Endurance, Ireland’s strongest slate.
Thrutone Endurance Textured slates have a textured surface with a square edge and are offered with a 20 year manufacturer’s colour guarantee due to Tegral’s siliconised painting process and a 30 year structural guarantee.
This market leading light weight roof slate is available in seven colours and five shapes providing even more design flexibility. With its low wastage and ease of installation, it's easy to see why it is the product of choice for all types of new build and refurbishment projects.
Technical Info

Tegral Thrutone Endurance textured slates are manufactured to EN492, Type NT, 4.0mm thick Fibre Cement Slates, with a nominal density of 1930kg/m³. Thrutone Endurance textured slates have a textured surface with square edges and are offered with a 20 year manufacturer’s colour guarantee due to Tegral’s siliconised painting process and a 30 year structural guarantee.
Tegral Building Products is independently certified as meeting requirements of ISO 9001 (quality), ISO 14001 (environment), OHSAS 18001 (safety) and BES 6001 (responsible sourcing).
Sustainability
Green guide rating: A+ (Element red: 812410008
BES 6001: “Very good” rating
EPD available for Thrutone Endurance Slates