New Delhi, Dec. 16 -- Winter has arrived, and with it comes the familiar challenge of keeping indoor spaces comfortable without juggling multiple appliances. Heating and cooling needs shift across seasons, and managing both efficiently remains a priority for many households. Traditionally, this meant relying on air conditioners during warmer months and switching to room heaters when temperatures dipped. In recent years, hot and cold air conditioners have positioned themselves as a year-round solution, offering both cooling and heating through a single unit.

These appliances, commonly referred to as inverter ACs with heating mode, promise convenience, space savings and improved energy efficiency. The concept is appealing, especially for h...