9pack CF Clean Fairy NuTone 391 Central Vacuum Bags can be used for Nutone CV353, CV450, CV391, CV400, CV350,CV351 VX475 44186, CV352,CV653 CV750, CF3918 Replacement 391 Central Vacuum Bags Design to fit NuTone, Beam, Electrolux - Compatible with Nutone VX475, Nutone CV353, Nutone CV450, Nutone 391, Nutone CV400, Nutone CV350, Nutone 44186, Nutone CV352, Nutone CV750, Nutone CV-391, Nutone CF3918, Nutone Advantage, Beam 167, Nutone CV351, Nutone CV653, Nutone CV10, Nutone CV553, Nutone 110025, Nutone 110056, Nutone Classique Series, Electrolux 167, Electrolux 3067, Electrolux BU165, Electrolux V165, Beam 3067, Beam BU165, Beam V165 Contains 9 bags Material:2-ply high air permiability filter paper with micro liner Note that this is an aftermarket replacement vacuum cleaner bag manufactured by Clean Fairy. Any vacuum cleaner manufacturer brand name is used solely for the purpose of demonstrating compatibility.