Humidity and storing paper manuals

[woodelf]

Kelly Leavitt wrote:
> Has this been covered before? I have added a lot to my collection of Radio Shack manuals over the winter. It is now warm weather here on the east coast and that means lots of humidity.
>  
> What are the reccomendations for humidity levels for long term storage of paper products. I have the dehumidifiers running and have it down to about 45%, but they're struggling to keep up. My basement is about 110 meters square and 2.2 meters high.
>  
> Thanks,
> Kelly
It is the 100% humidity that will kill you. Unexpected basement flooding
is what you also need to worry about is a valid threat.