... of pre-filter as follows: Dimension(mm)Rated Air Flow(m3/h)Filters MediaInitial PressureEN779595x595x46110Synthenic Fiber30/70G3595x290x46450Synthenic ... or contact us by emailpaper primary air filter carbon corase air filter Panel air filter 10 reason to choose us ... have export to more than 15 countries, including Canada, USA, Australia, Italy, Hungary, Thailand , Vietnam, Yemen, Venezuela, Iran, ...