ECODORA diaphragm pumps, air operated diaphragm pumps, designed to pump a wide range of fluids, even the fluids of high viscosity (chemicals, petrochemical products, suspension fluids e.g. waste oils, waste water, sewage or fluids containing suspended solids up to a few millimetres in size, solvents, emulsion, varnish and many other) in all branches of the industry. The pumps push the fluid through the collectors using two membranes that are connected by a centre shaft. The body of the pumps is made either of aluminium or polypropylene. Available in AISI 316 steel.