Filter set for the R25S includes one electrostatic post filter and one electrostatic secondary filter. Electrostatic Post filter size: 3.5" by 4.5". Secondary filter size: 3.1" x 2".
Filter set for the R25S includes one electrostatic post filter and one electrostatic secondary filter. Electrostatic Post filter size: 3.5" by 4.5". Secondary filter size: 3.1" x 2".