We offer a variety of portable oxygen concentrators and portable nebulizers from top manufacturers like Respironics. Our portable nebulizers for asthma patients are conveniently small and lightweight. For true independence, many of our nebulizers are battery operated and typically run on rechargeable batteries. Our portable oxygen concentrators offer continuous airflow and pulse delivery in a single device that is easy for patients to use. Many of our portable oxygen concentrators weight ten pounds or less.