Donaldson Filtration is a global filter manufacturer with quality filters for a very wide range of applications.  These include fuel and oil filtration, mobile hydraulic filtration and engine and vehicle air intake filtration.  Further fields include filters for industrial air in factories and plants; filters and dryers for compressed air systems; process filtration; filter systems for gas turbines; industrial hydraulic and bulk liquid filtration; replacement filters for both ours and other systems; and specialised filter media membranes including advanced nanofibres technology.