- Common signs can include unusual noises, poor airflow, inconsistent temperatures, or unexpected spikes in energy bills. 5. **How can I improve the energy efficiency of my existing air conditioning system without compromising on comfort?

- Common signs can include unusual noises, poor airflow, inconsistent temperatures, or unexpected spikes in energy bills. 5. **How can I improve the energy efficiency of my existing air conditioning system without compromising on comfort?
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