Heat pumps http://richairmechanical.com/content/Central-He... RichAirMechanical offers professional installation of ductless air conditioning systems and high efficiency water heating systems for businesses and individuals.
Mini Split Air Conditioner http://www.pexsupply.com/Mini-Split-Air-Conditi... Save energy and money by putting in a mini-split air conditioner and only control the air in the rooms that you use. Here is a list of mini-split air conditioners by the major brands like LG and Sanyo.
