Air Operate Double Diaphragm Pump DMP 500 K Product and Performance Technical Data Flow Rate ≤ 500 l/min Delivery Head ≤ 70 m Suction Lift ≤ 4 m Max. Solids ≤ 3 mm Max. Temperature 60°C Pump Casing Material PP Noise Level ≤ 80 dB(A) Total Weight 40 Kg Dimensions and component parts