The Allied Healthcare Oxygen Regulator Filter (10/Pack) (#L270002) is a replacement filter for L370, L270 and L280 Oxygen Regulators, and include 10 per package. The filters measure 20 microns in size, are made from sintered bronze and contain O-rings. See # 2 on Figure 1 & 2 for image and placing.
Warranty: 90 Days.
