Development of Glazed and Unglazed PVT Collectors and First Results of their Application in Different Projects

After a short introduction on glazed and unglazed PVT collectors, we report on two projects with different applications of uncovered PVT collectors: (1) regeneration of ground bore-hole storages coupled to heatpumps for space heating and domestic hot water and (2) pre-heating of domestic hot water in multi family houses.