R RMRB

Cooling installations for water; air conditioning equipment and fixtures; air conditioning equipment (industrial); central air conditioning equipment for industrial use; air-conditioning installations; air-conditioning apparatus; water supply installations; hot air apparatus; water heaters; heat pumps; heating apparatus; humidifiers for central heating radiators; heating installations [water]; water heaters powered by air energy; water heaters powered by air energy (air source heat pump water heaters)