Installation and repair of laundry washing machines; Installation and repair of heating, ventilating and air conditioning equipment; Installation, maintenance and repair of cooling and air-conditioning systems for temperature-controlled environments; Installation and repair of heating, ventilating and air-conditioning systems; Installation, maintenance and repair of refrigerating apparatus; Installation of heating, refrigerating, air-conditioning, drying, ventilating and dust extraction apparatus; Repair and maintenance of heating, refrigerating, air-conditioning, drying, ventilating and dust extraction apparatus; Building maintenance and repair services provided by a handyman; Freezing equipment installation and repair; Repair or maintenance of gas water heaters; Providing information relating to the repair or maintenance of gas water heaters; Air conditioning apparatus cleaning services; HVAC contractor services; Installation and replacement service for heating, ventilating and air conditioning systems; Installation and replacement service for water heaters; Installation and repair of furnaces; Air duct cleaning services; Installation and repair of freezing apparatus; Installation and repair of freezing equipment; Repair or maintenance of freezing machines and apparatus; Providing information relating to the repair or maintenance of freezing machines and apparatus