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Posted by Mook Johnson on August 23, 2006, 7:44 am
mdf will swell when wet.
better grades of OSB wont.
> Greetings Group,
>
> My buddy is rehabing an old farm house and is having some flooring
> replaced. He's got a quote on the work where he has the option of either
> MDF or OSB for the subflooring and was wondering which would be better. I
> did a little Googling and see both mentioned as used for this, but I
> personally thought the OSB would be more appropriate. I'd generally heard
> of MDF as for cabinets and such, and didn't think if it as having the kind
> of strength needed for a load-bearing application like a floor.
>
> Thought I'd run the issue past the group to see if there was any
> experience (good or bad) with either.
>
> Thanks!
>
> Mark
>
>
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