Overhaul Kit

For 25K hours or 5 years. Kit contains: AR Filter Kit, Regulator Rebuild Kit, Cooling Fan Filter & Guard, Exhalation Valve Adapter, Exhalation Valve Diaphragm & Poppet Assembly, O-Ring, Exhalation Flow Sensor, Emergency Relief Diaphragm, Emergency Intake Diaphragm, Inhalation Outlet Check Valve Diaphram, Internal Memory Battery