Is tar paper (felt) needed under asphalt shingles? Do I need tar paper under my asphalt shingles? AskARoofer was asked this question a while back by a woman and this question comes up very often. It seems this lady’s house was recently purchased and after the first few spots of winter ...
Is it better to take off old felt or leave it on during a roof replacement? Pam asked, "When replacing a roof with new asphalt shingles, is it best to take off the layer of old felt with the old shingles? Is it better to lay new felt over the old ...