This thesis solves sanitary equipment installation and design of distribution of gray water in the hotel. Designed building has three floors and basement. On the first floor there are a restaurant, bar, conservatory, sanitary facilities and kitchen facilities. In the second and third floor are rooms for guests. In the basement there are storages, laundry room, engine room and other rooms, which are important for operation. The theoretical part is focused on familiarization with the theme of gray water, their division and possibilities. The practical part of applied knowledge on the subject at. The work also includes the calculation of return on this technological system.

The thesis deals with energy-saving plumbing systems. It is divided into three parts: task analysis, applications theme on the building and experiment. In the first part are described the possibilities of saving water and energy in the plumbing systems. The second part contains a comparison of some variants of saving solution water supply system and sanitary drainage system at the hotel. Part of the experiment investigates the water consumption for washing hands in addiction: the pressure in the water supply system and the type of mixing valves.

The Master‘s thesis addresses sanitation installation and gas installation in the indoor swimming pool in Litomyšl. The theoretical part focuses on the use of greywater and rainwater as service water. The thesis includes the design of several variants with their assessment. The project for construction is also part ofthe thesis.