Pooled water in the air conditioners can fail to drain quickly enough, which can lead to mold growth. Mold exposure poses risks of respiratory issues or other infections to some consumers. As of June 3, 2025, the company has received 5 reports of mold in the air conditioners in Canada, with no reports of symptoms. In the United States, the company has received 152 reports of mold in the air conditioners, including 17 reports of consumers experiencing symptoms such as respiratory infections, allergic reactions, coughing, sneezing and/or sore throats from mold exposure.