Pre-assembled pump kit for 99,98 % drum emptying. Due to integrated backflow stop less than 0.05 l residual amount in 200 l drum possible. For pumping thin media out of 200 l drums (immersion length 1000 mm) or IBCs (mmersion length 1200 mm). Comprising drum pump F 425 with mechanical seal, outer tube in stainless steel, commutator motor F 460, hose, hand nozzle and compression gland. Can also be used in hazardous areas.