sheathing

Q & A - Asphalt Shingle Replacement and Old Felt

June 25, 2013 at 12:00 a.m.

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 ...