This gas diaphragm hydrostatic test pump is a unit weighing 178 lbs that is designed for pressure testing with high volume pipelines at 32 GPM up to 300 PSI. The model’s triple diaphragm makes it ideal for testing large diameter lines up to 96’’ and includes an 8 feet long high pressure outlet hose with a 3/4’’ female thread. Has a heavy-duty wraparound steel frame to provide durability and protection.