Setting up exhaust lovers, particularly in basements which have been employed for laundry or loos, may help take away moist air and immediate it outside, which helps to circumvent the accumulation of moisture which can cause undesired troubles.  Retaining a humidity amount of 30% to fifty% is perfect for basements. https://basement-ventilation35677.ageeksblog.com/35177761/basement-ventilation-no-further-a-mystery