Between ISO 8573.1 Quality Classes 3 & 4. Minimum recommendation: dirt particle size at 15 microns, dew point at 37 deg F, oil/vapour content at 5mg per cubic meter Works best: dirt particle size at 5 microns, dew point at -4 deg F, oil/vapour content at 1 mg per cubic meter.
OAV system works great
Added at: 2015-08-04 19:58