The Armstrong Air H4TXV01 1,5-3 T R410a TXV is a high performance air conditioning unit that is perfect for medium to large spaces. This unit is capable of cooling up to 3,000 square feet and features a 1,500 watt cooling capacity. The Armstrong Air H4TXV01 1,5-3 T R410a TXV also features a digital thermostat and a sleep mode. The Armstrong Air H4TXV01 1,5-3 T R410a TXV is a high performance air conditioning unit that is perfect for medium to large spaces. This unit is capable of cooling up to 3,000 square feet and features a 1,500 watt cooling capacity. The Armstrong Air H4TXV01 1,5-3 T R410a TXV also features a digital thermostat and a sleep mode.