Proper usage and maintenance are crucial for ensuring the effectiveness of elastomeric respirators. Here are some steps: - Fit Testing: Before using the respirator, a fit test should be conducted to ensure a proper seal. - Cleaning and Disinfection: After each use, the respirator should be cleaned and disinfected according to the manufacturer’s instructions. - Filter Replacement: Regularly check and replace filters to maintain optimal performance. - Storage: Store the respirator in a clean and dry place when not in use.