Wood treatment plants delivered at highest quality standards

 WTT continues its tradition for developing advanced wood treatment technologies by:

  • innovation
  • unique design philosophy
  • flexibility
  • closed system design
  • working with high industry standards

Please also review our References and Sales and Service.


The WTT thermo-treatment process results in a very durable wood, at low temperatures. The process is gentle and commercially feasible.

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vacuum-drying plant


Significantly quicker wood drying without colour change and crack propagation. Vacuum drying is suitable for all types of hardwoods and larger sized softwoods.

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hot oil treatment

Hot-oil treatment

The process combines fast drying of impregnated wood with an oil treatment. The wood is available in different colours and is highly water repellant.

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impregnation plant


High- or low-pressure impregnation with contemporary techniques for all impregnation processes and preservatives for Use Classes 1-5.                                    

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Creosote impregnation

For more than a 100 years, creosote has been employed for industrial wood impregnation in heavy duty applications like railroad ties, utility poles, and marine piling.

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Full-automatic system

With the WTT full-automatic system, we provide our customers with a smooth modernized operation process that guarantees top quality and minimizes costs.

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