The Goodman 3.5 ton 14 SEER package heat pump system provides cooling and heating that comes with chlorine free R-410 a liquid refrigerant offering safe environment. The 14 SEER ensures there is reduction in energy bills and 3.5 ton offers cooling capacity of 40,000 BTU. This Goodman GPH1442H41 Heat pump system is ideal for modular homes that come with smaller duct work. Since, it is a self contained package unit; the only required connections are low voltage wiring and drain connection, supply and return ducts. It comes in a heavy gauge cabinet with powder paint finish for UV protection. It further ensures the system remains rust resistant and durable for years to come.