Two-piston diaphragm pumps made of polypropylene, suitable for different applications: Spraying and insect control treatments in gardens, parks and greenhouses , weed-killing , liquids transfers, industrial uses etc.
Low pressure piston/diaphragm pumps, high volume, ideal for very aggressive chemical solutions, weed-killing treatments and liquid fertilizers. Made of polypropylene and stainless steel 316 (Bertolini patent).
DMP (Bertolini patent) Two pumping units made in polypropylene: a diaphragm pump for spraying fitted with a coaxial overgear for centrifugal pump. The centrifugal pump is used for effective mixing and filling, if fitted with a special filling kit (Bertolini patent).
Medium pressure piston/diaphragm pumps, great to withstand the chemicals attack.
