Jennifer Lopez visited her husband Ben Affleck at the Brentwood rental home where he has reportedly been staying since moving out of their shared mansion following reports that their marriage is heading for divorce, RadarOnline.com has learned. The troubled couple arrived at the house separately on Saturday — just hours after they spent some time together at the $60 million Beverly Hills marital home that they recently put up for sale, Page Six reports. While J Lo has reportedly been fighting desperately to save their failing marriage, an insider told The Daily Mail that she has finally “had e…