The Diffuser Filters fit in between the Diffuser Cover and the Elbow on all Eson CPAP Masks. When in place the diffuser filters will lower the sound level of any Eson Series Mask by approximately 8 dBA!
The diffuser filter measures 2 cm in length x 1.5 cm in width.
Diffuser Filters are not required for proper operation of the Eson Nasal Mask, but drastically reduces the noise level!
These filters are for the Fisher & Paykel ESON mask only and are not compatible with the ESON 2 masks. For users of the Fisher & Paykel Eson 2 CPAP mask looking for a replacement filters, click here
Mask shown for reference only