HEPA filter disposal guidelines vary based on the type of substances the filter is used to remove. This page outlines the general guidelines for the disposal of HEPA filters and contains the procedures for the disposal of HEPA filters used to filter general as well as hazardous waste. When disposing of HEPA filters, individuals should adhere to the relevant disposal guidelines of the specific hospital, which will differ across different hospitals.
General Guidelines on Dispose of a Dirty HEPA Filter
1. Always ensure that the surrounding area is free of hazards including, but not limited to, open flames and liquids spillage. Do not attempt to change HEPA filters in an environment that contains these hazards.
2. Always ensure that the individual conducting the HEPA filter change is using the appropriate protective equipment, which is dependent on the type of materials that the HEPA filters are used to filter. This includes but is not limited to personal protective equipment, hand gloves, goggles, and masks.
3. Always ensure that the HEPA filters are disposed of according to the guidelines of the individual hospital. This will vary across different hospitals.

Procedure for the Disposal of HEPA Filters – General Waste
1. Ensure that the area surrounding the air purifier is free of open flames, liquid spillage, or other possible hazards.
2. Ensure that the individual conducting the disposal is using masks, hand gloves, and any other protective equipment necessary.
3. Turn the air purifier off and wait for the fan to stop rotating completely.
4. Remove the HEPA filter as per the instructions in the air purifier’s user manual. The process will differ across different air purifiers.
5. Place the used HEPA filter in a bag and seal completely.
6. Replace with a new HEPA filter as per the instructions in the air purifier’s user manual. The process will differ across different air purifiers.
7. Dispose of the used HEPA filter in accordance with the hospital’s safety guidelines for general waste.
8. During this process, some dust might come out of the filters. Ensure that they are properly cleaned and disposed of. Procedure for the Disposal of HEPA Filters – Hazardous Waste
Procedure for the Disposal of HEPA Filters – Hazardous Waste
1. Ensure that the area surrounding the air purifier is free of open flames, liquid spillage, or other possible hazards.
2. Ensure that the individual conducting the disposal is using full personal protective equipment, masks, safety goggles, hand gloves, and any other protective equipment necessary.
3. Turn the air purifier off and wait for the fan to stop rotating completely.
4. Remove the HEPA filter as per the instructions in the air purifier’s user manual. The process will differ across different air purifiers.
5. Seal the HEPA filter in a bag in accordance with the hospital’s policy for the disposal of hazardous waste.
6. Replace with a new HEPA filter as per the instructions in the air purifier’s user manual. The process will differ across different air purifiers.
7. Dispose of the used HEPA filter in accordance with the hospital’s safety guidelines for hazardous waste.
8. During this process, some filtrates might come out from the filters. Ensure that they are properly cleaned and disposed of, in accordance with the hospital’s safety guidelines for hazardous waste.
Once you throw away the dirty filter, you can order new HEPA filters here.