on the basic market, this contract is of the Pfi type (Flat-rate service with profit-sharing) for the following installations:-The production and distribution of heat for heating by hot water,-the production of heat for the heating of domestic hot water-the ancillary services of conduct and maintenance (treatment of heating and sanitary water, meters, air heaters, Cta, Vmc, transmitters, etc?) -air conditioning includes a possible additional service (Pse) consisting in the supply of natural gas to the sites identified in the form of a fuel-type service with Profit-sharing (Cpi)

on the basic market, this contract is of the Pfi type (Flat-rate service with profit-sharing) for the following installations:-The production and distribution of heat for heating by hot water,-the production of heat for the heating of domestic hot water-the ancillary services of conduct and maintenance (treatment of heating and sanitary water, meters, air heaters, Cta, Vmc, transmitters, etc?) -air conditioning includes a possible additional service (Pse) consisting in the supply of natural gas to the sites identified in the form of a fuel-type service with Profit-sharing (Cpi)