INVISIBLE

Heating and cooling systems; apparatus for space heating and cooling; air conditioning apparatus and installations; heat recovery apparatus and installations; under floor, in-wall and in-ceiling heating and cooling systems; parts and fittings for use in heating and cooling systems; humidification apparatus and extractor for use with air conditioning apparatus; ventilation installations and apparatus; heat pumps; air distribution units.

Installation, repair and maintenance of air conditioning apparatus; installation, maintenance and repair of heating and cooling systems including under floor, in-wall and in-ceiling heating and cooling systems; advisory, consultancy and information services relating to all of the aforesaid.