DIY 4TH GEN E STAR DUCTLESS MINI SPLIT HEAT PUMP COMPLETE SYSTEM, ENERGY STAR, 4TH GENIntroducing the latest in home comfort technology, with the 4th Generation MRCOOL DIY, 22 SEER Ductless Heat Pump System. This powerful single-zone system has the capability of heating and cooling an area up to 500 sq. ft. It comes complete with a 12K condenser, 12K air handler, and a 25 ft. line set pre-charged with R-410A refrigerant. The line set also has quick connectors which require no special tools, equipment, or training to install. The MRCOOL DIY syst