The MINUS 20×20 plate filters are built in AISI 304 stainless steel and equipped with plates in food-grade plastic material: Moplen in the standard version, or Noryl upon request, for special applications. They are designed to brighten and sterilise liquids of several natures as wine, sparkling wine, vinegar, products for herb processing, cosmetics, natural essences, liquors and olive oil. The filter is subdivided into three functional units. Frame in AISI 304 stainless steel fitted with 4 wheels, of which 2 swivel. Filtration unit with filtering plates in food-grade material. Motor, self-priming pump unit. A coaxial unit with impeller in natural non-toxic rubber, neoprene, nitrile, EPDM or silicone, can be installed under request. The pump can be equipped with bypass for a more uniform dispensing of the product.