The rainy season is about to come this year as well.
Especially this year, risk of long rainy season, and it is expected that the humidity will continue to be high.
Humidity is prone to mold and affects homes and people.
The conditions for increasing mold in a house are "temperature," "humidity," and "nutrient source."
As a measure against mold, we recommend frequent ventilation.
Also, on rainy days, the humidity inside the room may be higher than outside, but be sure to ventilate even on rainy days.