Why Frost in the Attic

How to Eliminate the Formation of Frost in the AtticBy Mark J. DonovanQuestion: - I went up into my attic last January on a very cold day and observed dripping water, and mold and mildew, on the roof sheathing. I made every attempt to resolve the problem by ripping out all of the moisture sodden insulation and installing new insulation. I also made sure the soffit vents were not blocked and had a