Quality & Environment

Quality

At TRESU, quality is an important parameter. Our quality department carry out daily controls of the products and make sure to calibrate all tools and measuring equipment.

Since March 1997, TRESU has been certified according to ISO 9001 and has since ben upgrated to DS/EN ISO 9001:2001, which ensures a constantly high product quality.

Environment

TRESU is certified according to DS/EN ISO 14001. We make an extra effort to ensure that all our products are manufactured in a way which is responsible towards our staff, the environment and our successors.

Environmental report

Every other year, TRESU publishes an environmental report which accounts for the company’s environmental visions and which results have been achieved the previous year in order to preserve or improve the environment.

Green network – An extraordinary effort for the environment