I have been using the Primeclean for about 2 months. I have a nose cover type mask. Previously I used to clean the hose, mask and mask parts in a bucket with seventh generation soap and warm water, soaking for a couple hours. It did work but was alot of trouble to do this every week. I don't have any experience with other machine cleaners, but this does seem to work. I still need to clean the mask inside and where it touches my face. The best part of the primeclean is the ease of use, just ...