Traditional Czech manufacturer vermiculite fire-resistant, non-combustible, refractory and insulating materials and kitchen and furniture doors, high-gloss or deep matt panels
The main areas of production are fire-resistant, non-combustible, refractory and insulating vermiculite boards and shapes. These products are widely used in construction, shipbuilding, fireplace and stove construction, door manufacturing and many other industries. Grena has over 20 years of experience with this production and imports its range to more than 30 countries. The second division focuses on surface treatment of materials and the production of furniture doors.