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18

Looks more like mildew, which is related to mold, but not as dangerous (from a health standpoint). Yes, a dehumidifier could help prevent mildew. I would also look for sources of the moisture, e.g. a clothes dryer that is not venting to the outside, a bathroom vent that is not functioning (or non-existent), water leaking somewhere etc.


5

Yes it is mold. However it doesn't appear to be growing. It looks like the apartment had a water issue and it wasn't dried very quickly. This surface mold can be cleaned up from most things pretty quickly with soap and water - includes walls too. I would thoroughly clean everything, air things out, start a fan, and then reassess after a few weeks. For ...


4

All of the answers here are great! Taking a noteworthy but slightly different angle on answering it: Is it safe? I agree with everyone given the pictures you showed that it doesn't seem bad, but there is plenty we cannot see. So I always give the default "we can't know" but we can give you a good guess. How is the rest of the place and is this ...


4

While you're checking out where the moisture's coming from, try a few of the desiccant products available at your home stores to absorb the excess moisture. You'll be amazed at how well they work. The one pictured below I used and placed in my closet where some mildew was growing due to a leak in the cinder block wall. It really absorbed the moisture in the ...


4

I'd get a dehumidifier. Areas that don't have good air circulation like closets are more effected. What kind of heating system is your apartment on? Mold needs food (dust works) and moisture. Moisture issues typically arise when heating is insufficient, exhaust fans are not being used, or other sources of moisture are allowed to accumulate (wet bicycles ...


2

Dont put moisture barrier between, it will just trap moisture and rot quicker. Moisture for shed should be under structure. But if it collects rain water on top you are just making humidity worse. Pt plywood is generally dried out when you buy it so there shouldn't be an issue.


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