Exterior Sump Pump Discharge System with Integrated Frost Protection This dependable and efficient exterior discharge system is engineered to manage sump pump water flow while ensuring year-round performance. At the house, a frost-proof connection links the sump pump discharge to a 4" solid pipe, directing water up to a mini dry well positioned up to 15 feet away. To further safeguard against freezing, the final 5 feet of the system feature perforated pipe encased in drainage stone, promoting effective dispersion and frost resistance This system offers a reliable, long-lasting solution for managing roof runoff by efficiently directing downspout water up to 15 feet away from the structure. It features a 4" solid pipe for consistent water flow, a downspout debris filter to prevent clogging, and a 5-foot section of perforated pipe wrapped in drainage stone to promote proper water dispersion into the surrounding soil.