Home Slickdeals Costway 12000 BTU Mini Split Inverter Air Conditioner & Ductless Heater $509... Slickdeals Costway 12000 BTU Mini Split Inverter Air Conditioner & Ductless Heater $509 + Free Shipping By ARCOM - 6 August 2022 42 0 SHARE Facebook Twitter Go to the deal page: Costway 12000 BTU Mini Split Inverter Air Conditioner & Ductless Heater $509 + Free Shipping