GMP Idro Pressure Test Pump 1000 Bar. The Idro 1000 is a self contained 1000 bar pressure test pump. These pumps are suitable for testing heating systems or equipments working under pressure, to test the tightness of tanks, valves, pipework and so on. They are supplied complete of regulator tap, manometer with connection. Hose not supplied. (A pressure test hose is required see 090-096.) Model for high pressure and it will deliver up to 1000 atm pressure. The Square Tank has a capacity of 100 litres.