Porvair Regulatory News (PRV)

FOR IMMEDIATE RELEASE 28 September 2010

Contract Win

Porvair plc ("Porvair"), the specialist filtration and environmental technology group,today announces a further strengthening of its Microfiltration division's order book with a commitment from Lindauer Dornier GmbH to purchase leaf disc filters in 2010 and 2011. This contract, with sales revenues in excess of £1m, was won in a competitive tender.

The leaf disc filters will be used in the manufacture of polyester packaging film. They are cleanable filters designed to operate at high flow rates with a long on-stream life.

Porvair's Microfiltration division has supplied innovative filtration equipment to the polymer melt industry for over 25 years.  It has developed world leading expertise in the filtration of PET and PP fibres, PET bottle polymers, thin packaging film, engineering thermoplastics and X-ray film.

Ben Stocks, CEO of Porvair, commented:

"Porvair's Microfiltration division has a suite of high quality polymer melt filtration solutions. This contract win clearly demonstrates our capabilities. It is a good order for Porvair and strengthens our order book over the balance of 2010 and into 2011."

For further information, please contact:

Notes to Editors

Porvair is a group of specialist filtration and environmental technology businesses. Its businesses design and manufacture a range of bespoke consumable filtration products that are used in a range of niche filtration markets. Its principal markets are aviation, energy and industrial process, environmental laboratories and non-ferrous metals.

Lindauer Dornier Gmbh (www.lindauerdornier.com) is a market leader in the field of specialty machines for engineering and producing plants for a range of biaxial stretched films. Besides the packaging industry these films extend their application more and more into high-tech products such as capacitors for hybrid cars or film displays in mobile phones and flat screens.