Due to constant evolution of compressed air tools, machineries and processes, some applications
require the use of compressed air totally free of oil. Food and beverage industry, white rooms,
laboratories, hospitals are typical exemples; WIS can fulfi ll these oil free requirements and
can also basically replace any oil lubricated installation with extra benefits:

• Peace of mind:
no contamination risk by oil.
• Low maintenance:
no line fi lters regular exchange required.
• Energy saving:
no extra consumption linked to pressure drop through
the fi ltration installation.
• Protection of the environment:
no polluted condensate and no cost for their treatment.
• WIS^®
are class 0 certifi ed and ensure you the best quality of air.