Ecostar Split AC Inverter 1.5 Ton ES-18DU01BCBTUs Capacity: 18000 BTUs Rated Cooling Capacity (H S L) BTU H: 20132 18084 4436 Rated Heating Capacity (H S L) BTU H: 20473 19108 4436 Rated Power Consumption Cooling (H S L): W 2100 1580 290 Rated Power Consumption Heating (H S L): W 1800 1550 250 R32 refrigerant's Global Warming Potential (GWP) is one third of R410a. R32 is more efficient and costs less to operate Self Cleaning Evaporator Labyrinth design PCB and outdoor design Prevents dust,