35 Wholesale and retail store services featuring apparatus for regulating heating, drying, ventilation, air conditioning and steam generating apparatus and installations, boilers, electric water heaters, thermodynamic water heaters, radiators, radiators for heating purposes in the nature of radiant panels, heated towel rails, fan heaters, radiators for heating purposes in the nature of heating panels, convectors as radiators, heat pumps, air purifiers and apparatus for the recovery, concentration and/or separation of heat and/or cold, excluding apparatus connected with the management of electricity consumption as such; wholesale and retail store services featuring monitoring, control and remote control apparatus for heating, drying, ventilation, air conditioning and steam generating apparatus and installations, boilers, electric water heaters, thermodynamic water heaters, radiators, radiators for heating purposes in the nature of radiant panels, heated towel rails, fan heaters, radiators for heating purposes in the nature of heating panels, convectors as radiators, heat pumps, air purifiers and apparatus for the recovery, concentration and/or separation of heat and/or cold; wholesale and retail store services featuring thermostats, thermometers and temperature indicators, these products being for use with heating, drying, ventilating, air conditioning and steam generating apparatus and installations, boilers, electric water heaters, thermodynamic water heaters, radiators, radiators for heating purposes in the nature of radiant panels, heated towel rails, fan heaters, radiators for heating purposes in the nature of heating panels, convectors as radiators, heat pumps, air purifiers and apparatus for the recovery, concentration and/or separation of heat and/or cold, electric heating elements for equipping heating apparatus; wholesale and retail store services featuring air quality sensors, ozonizers for sanitizing purposes; wholesale and retail store services featuring heating, drying, ventilation, air conditioning and steam generating apparatus and installations, boilers, electric water heaters, thermodynamic water heaters, radiators, radiators for heating purposes in the nature of radiant panels, heated towel rails, fan heaters, radiators for heating purposes in the nature of heating panels, convectors as radiators, heat pumps, air purifiers and apparatus for the recovery, concentration and/or separation of heat and/or cold, temperature regulators for heating and/or air conditioning radiators, air purifiers; data collection of information concerning air quality in computer databases