The PVM105 motor is the replacement motor for the GAF Master Flow Power Roof Vents (ERV4, ERV5, PR1, and PR2 series) and Power Gable Vents (EGV5, PG1, and PG2 series). This upgraded PSC (Permanent split capacitor) motor is easy to install with the power vent in place, no need to remove the power vent. Minimal tools needed for replacement. Color: Silver.