The KILLICKS Standard Grout Pumpis a simple but efficient low costequipment ideally suited forgrouting cable ducts in small andm e d i u m s i z e d p r e s t r e s s e dconcrete members. It is a handoperated stirrup pump of thediaphragm type in which grout is drawn up the suctionpipe past a simple non return ball valve, and on thepressure stroke is driven forward into the feed hosethrough 'a similar non-return valve. Site trials of groutingof ducts in normal beams have shown that the KILLICKSStandard Grout Pump can supply 130 liters of neatcement grout per hour of pumping time, which means it isa pump having a fairly large capacity. The maximumworking pressure is 3 Kgcm2 (40 psi).