Our team of Christchurch heat pump specialists ensure you get the best heat pump for your home or business. Cabinet Components. Other heating systems like un-flued gas heaters actually deplete the air quality in the room and consume oxygen. Fujitsu General heating and cooling systems offer whole-home, year-round comfort by delivering an array of advantages that enhance the quality of life for each member of your family. We also do annual heat pump cleanings for Daikin, Mitsubishi, Fujitsu & LG.