You shouldn't have a problem with fermentation if you wait till all the frames are capped before extraction. At that time the honey is down to a water content below which fermentaion can't happen. I forget the percentage but it's somewhere around 18%. Ian Watson St. Catharines, Ontario, Canada > Is there any other way to measure the moisture content of honey other = > than buying one of these expensive gizmos? I don't want to risk = > fermentation, but hate to spent the money unless it's absolutely = > necessary.