Mackley Pumps, Pump Repair, Pump Overhaul, Pump Testing, Pump Mines, Pump Water Sewage Plants, Power Stations, Chemical Plants, Gas & Petroleum Platforms and Irrigation and Fire fighting Mackley Pumps have been providing fluid handling solutions worldwide for almost 100 years Whether our own Pump or a pump supplied by others, Mackley can repair and overhaul the wearing parts, either on site or in our factory Cowans Sheldon specialise in overhaul and refurbishment on our own designs and those supplied by other manufacturers