Filter for the T 2000 nebulizer system Designed for optimal inhalation therapy, the T 2000 nebulizer system requires regular maintenance to ensure functionality. A key component is the filters, which must be checked and replaced regularly to guarantee trouble-free use and peak performance. Maintenance process and replacement Regular filter changes ensure that the nebulizer system operates efficiently at all times. The filters are crucial for delivering inhaled medication cleanly into the air, thus guaranteeing hygienic use. Depending on the intensity of use, it is essential to replace the filters regularly to maintain the quality of the therapy.