| London Stock Exchange: PRV
Porvair Plc develops, designs and manufactures specialist filtration and separation equipment. It operates two divisions: Metals Filtration and Microfiltration. The Metals Filtration division designs and manufactures porous ceramic filters for the filtration of molten metals. The Microfiltration division designs and manufactures a broad range of specialist filtration equipment for application in aerospace, energy, bioscience, water and industrial applications. The company was founded in 1982 and is headquartered in Kings Lynn, the United Kingdom.