Air operated double diaphragm pumps for dosing, spraying, transferring, evacuating and distributing a wide variety of fluids. SAMOA offers a wide range of material options for chemical compatibility and to withstand abrasion, temperature and fatigue caused by demanding conditions. UP20 pump makes the difference through: · HIGHER EFFICIENCY. Maximum fluid flow with reduced air consumption. · INCREASED RELIABILITY. No stall, no icing, reliable start-up and longer air valve and diaphragm lifes. · MAXIMUM VERSATILITY. Metal pumps and a wide range of diaphragms, seats and balls offer broad fluid and application compatibility. · EASY SERVICING. Simplified maintenance and cleaning. Components designed for long life and reliability. This model is a fully groundable ATEX certified pump, for use in potentially explosive atmospheres (Ex II2 GD IIB/IIC 95 ˚C). VIDEO Youtube: https://youtu.be/sGp4aNBHwiI Instruction books: 855859 and 855865.