Do outdoor air conditioning units need protection from the winter elements? Covering your HVAC unit may seem like a logical step, but experts say the answer isn’t so simple.

The case against covering your HVAC unit

Some professionals caution that tightly wrapping an AC unit can do more harm than good. Moisture trapped beneath a cover can lead to rust, mold, and premature corrosion. In addition, a fully covered unit may attract rodents or other pests looking for shelter, potentially causing costly internal damage.

Instead of a full wrap, some experts recommend lighter maintenance . Cleaning the unit, clearing away leaves and debris, and using a breathable or top-only cover can help prevent buildup without restricting airflow. These steps offer protection from snow and ice while red

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