Sanitaire Cartridge Filter, Paper, HEPA Filtration Type, For Vacuum Type Upright Vacuum - 61840 Nominal Size-36" X 1.25" Connection Size: 3-1/2" x 1-3/4"

Connection Size: 3-1/2" x 1-3/4"

The flanges are fully welded to the support arms for maximum strength

Length: 10 25/32 in

50 (L) X 30 (W) X 42

Sanitaire Cartridge Filter, Paper, HEPA Filtration Type, For Vacuum Type Upright Vacuum - 61840 Nominal Size-36" X 1.25" Connection Size: 3-1/2" x 1-3/4"Upright vacuum filters fit compatible upright vacuums to stop dust and allergens from recirculating during vacuuming. They filter fine particles from the vacuumed air as it exits the vacuum's exhaust port.,Vacuum filters trap dust and allergens to keep them from recirculating in the air or entering the vacuum's motor. They're usually found near the vacuum's exhaust port to catch fine particles that haven't been collected in the vacuum bag or dirt cup.