All FET departments develop contacts with universities and scientific and research institutions abroad. The departments maintain direct contacts with:

Universities and institutions of higher education:

Scientific and research institutions and foreign commercial companies:

FET staff are members of foreign scientific institutions and commissions, e.g. the International Association for Water Quality, the International Water Supply Association, the International Association for Properties of Water and Steam, and members of editorial boards of Czech and international journals, e.g. Water Research, and Petroleum and Coal.

Collaboration with foreign institutions concerns joint scientific and research projects and also teacher's and student's exchanges.