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How to Clean a Window AC

Lowe's Editorial Team

By Lowe's Editorial Team
Published August 14, 2024

It is important to keep your window A/C clean for its efficient and safe functioning. Over time, dirt, mold and other debris form in your window air conditioner, and hamper its performance. Follow the step-by-step guide to know how to clean window A/C and how to clean a window A/C filter.

Tools and Materials

Materials

How Often You Should Clean Your Window A/C

​For better air quality, clean your window A/C annually to ensure good air quality indoors. Moreover, dirt and residues in the A/C coil can restrict airflow. It also becomes a harbor for bacteria and viruses. Make sure to clean the A/C before you start using it during the summer. However, clean the window A/C filter once a month because A/C filters accumulate dirt regularly, which can clog proper airflow. You can also replace the filter every three months to avoid using a clogged A/C filter. This is how you can plan to clean your window A/C. However, you can always refer to the manufacturer’s instruction for your A/C’s safety and cleaning procedure.

A Step-By-Step Guide To Clean Window A/C

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