What CLT is?

CLT (Cross Laminated Timber) is the most modern, ecologically oriented construction technology using cross-laminated timber.

For over 20 years, construction companies in Europe have successfully operated in the CLT technology sector, which meets all contemporary architectural and design standards. Currently, eco-buildings and CLT technology are at the forefront of European construction trends, providing direct support for ecological construction.

CLT panels are made from coniferous species—spruce and pine—that contain resins with phytoncides, biologically active substances found in the sap of these trees, which inhibit the growth of pathogenic bacteria, fungi, and protozoa. Such environments promote faster development in children, longer lifespans in the elderly, and increased activity levels in active individuals.

Key Advantages of CLT:
•    Does not freeze like concrete but is equally monolithic.
•    Excellent thermal insulation due to high material density.
•    Suitable for both partition walls and load-bearing floor structures, even in buildings using other technologies.
•    Superior sound insulation—over 50% better than parallel-laminated timber panels (used in concert hall construction).
•    High fire resistance; only the outer wood layer ignites, with the panel maintaining structural integrity for up to 2 hours.
•    Ideal for adding extra floors to existing buildings without overloading foundations.
•    Easy and quick to assemble, with inherent strength and safety reserves.
•    Seismically stable.
•    Minimal rodent impact due to cross-laminated structure.
•    Offers combined finishing options both internally and externally.

Using CLT in construction increases usable space. Architects and clients can choose almost any architectural style. CLT technology is employed in both private and multi-story public buildings—concert halls, government institutions, kindergartens, and more—due to its ecological construction and comfortable living environments.

CLT – the “organic concrete” of the 21st century

Visual and Structural Tolerances:
•    Acceptable visual defects on finished surfaces (discoloration, cracks, missing knots, unplaned areas).
•    Natural cracks in lamellas, small gaps between lamellas, and repair areas after transportation and assembly are permissible on exposed surfaces.
•    Minor glue residues on panel surfaces are acceptable.
•    Structural deviations after panel assembly that do not affect structural integrity or building layout are permissible.

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