5. **How can I improve the air quality and energy efficiency of my existing air conditioning system, and are there specific filters or upgrades available that can assist with this?
4. **What are the benefits of installing a programmable thermostat or smart control system with my air conditioning unit, and how can these additions improve energy efficiency and comfort?
3. **What are the common signs that my air conditioner needs repairs or replacement, and how can I troubleshoot these issues on my own before calling a professional?
2. **How often should I schedule professional maintenance for my air conditioning system, and what key maintenance tasks should be performed to ensure optimal performance and efficiency?
5. **What are the energy efficiency considerations and options available for modern air conditioning systems that can help reduce energy consumption and costs?
2. **What are the steps involved in the proper installation of an air conditioning system, and how can one ensure it’s done according to industry standards?