As part of ProTeam's ProLevel Filtration system, these commercial-grade exhaust filters made from HEPA media are essential to improving Indoor Air Quality. An intuitive design makes replacement quick and simple to manage with easy push-button latch. This HEPA Media filter improves indoor air quality during vacuum use by keeping captured particles from leaving through the machine's exhaust. Use with GoFit 3, 6, 6 PLUS, 10 backpack vacuums. Comes in a pack of 2.