Standardization of prefabricated product with district heating insulation and district cooling pipe systems, including pipes, joints, fittings, valves, expansion cushions and monitoring systems, and the design and installation of systems of prefabricated insulated pipes for district heating and cooling. Standardization includes: definition of a common language for different stakeholders, definition of the characteristics of the service elements according to the expectations of consumers, a list of requirements to be met for the management of a drinking water supply system and a sanitation system, quality of service criteria and an associated system of performance indicators, without definition of target values ​​or thresholds.