An AC rehabilitation center could be a facility dedicated to the repair, maintenance, and restoration of air conditioning units. These centers might offer services such as diagnosing issues, cleaning filters, replacing parts, and ensuring optimal performance of air conditioning systems. Additionally, they could provide guidance on energy-efficient practices and advise on when it might be time to upgrade to newer, more efficient models. Regular maintenance can extend the lifespan of AC units and improve indoor air quality, making such centers valuable for both residential and commercial customers.