I bought these bags for my CP75T Pro carpet and they fit and work perfectly. The packages advertise a filter rate of 99.7% and so far all my tests show that they actually have a filter rate of 99.7%. That's great! The only issue I have is that they also claim to capture microscopic particles, germs, bacteria and allergens as small as 0.1 microns. Preliminary tests show this applies to particles, germs and allergens, but on the street it is said that the bags allow 0.2 microns of bacteria intoβ¦