Previous Technician came out to do a leak detection. Follow up with secondary leak detection.upon arrival Customer complaint of water droplet on first floor tile floor after rains. Technician did research on history at home and mitigation, flushing toilets and running bath water causing no drips. Technician noticed CV boot on roof for ventilation pipe of said plumbing has cracks and weathering. Technician recommends roofer to come out and fix said problem.