There are several challenges that homeowners face when it comes to cooling and heating their multi-story buildings, however it is even more challenging in Summer since boiling air rises, meaning that the temperatures in your upper rooms are likely to be higher than those on the lower floor, unluckyly, the challenge applies even when a single has a enjoyable air conditioner unitâ€¦ Nonetheless, it is important to find a way to keep the upper rooms of your condo cool. It is even better if this can be achieved without incurring a lot of extra costs. The first thing is to find ways to block the heat, for instance, you could invest in the right drapes or curtains, however choose the kind of drapes that block out sun in Summer to minimize temperature increase, especially while both of us were in the day. Close the drapes and curtains. In addition to that, switch off appliances and lights that are not in use. Use energy-efficient lighting since they have brighter light and less heat, which you need to go for, but ask your HVAC serviceman to explain how to adjust the floor air vents downstairs! While at it, be cautious not to close the vents since this can entirely trigger pressure troubles in your HVAC system, thus creating a new level of challenges. When done right, this could help push more cold air to the upper floors, but you can also consider installing ceiling fans as they make a significant difference in summer. The air from the AC will help create a cooling effect and provide your air conditioner a boost such that it does not have to overwork to deliver.