Profile: Aero Tech Labs, Inc. is a contract packager specializing in aerosol and liquid filling. Our forte is the filling of HFC 134a, a non-flammable propellant which is used in ozone safe refrigerant systems, We use HFC 134a, when there is an imperative need for non-flammable necessary end use products are a requisite. We also fill refrigerant cans for the automotive industry, laser coolant for surgical needs, emergency signal devices and non-flammable dusters for sensitive electronics.