We inspected seven roof drains, consisting of 4-inch and 3-inch cast iron pipes, with lengths ranging from 30 to 50 feet. We utilized a sewer camera to thoroughly examine three of the seven drains. To proceed accurately, Glen needs to provide the prints to verify the exact lengths and pipe diameters. This information is crucial for ensuring precise measurements and effective maintenance. For comprehensive plumbing inspections and repairs, rely on our expert services.