... Certification:ISO9001:2008 Rotary screw air compressor parts(Air filter, oil filter, oil/gas separater) 1. Filter element of air-oil separator is made ... & ODM are acceptable. We also supply all all kinds air filter, oil filter, oil separator replacement for Atlas Copco, Ingersollrand, Sullair, ... pls feel free to contact me! Rotary screw air compressor parts(Air filter, oil filter, oil/gas separater)