If you leave this page, the information you have entered will not be saved!
Are you sure you want to leave this page?
To prevent this from happening again you must keep a window open when using shower or tub, yes
In real bad cases of mold development on ceilings, check your insulation in attic above. The cooler attic temps in winter months combined with poor insulation allows water to condense on the ceilings whenever the shower or tub is used. This extended moisture condition from this causes mold to develop quite quickly.