Trane Technologies India Private Limited offers rooftop AC units for the Indian market. These units are delivered under the brand name Trane MTZ rooftop units. The rooftop AC unit is available in 6.2 tons, 7.5 tons, 8.5 tons, 10 tons, 12.5 tons, 15 tons, 17.5 tons, 20 tons, 25 tons, 30 tons. These rooftop air conditioner units are ‘cooling only’ units. In other words, they are used for the summer season only.