Perfect Top Fill Zipper Unit, SMS, Latch Coupling Kent the pre-filter can shift or

the pre-filter can shift or seat poorly

Early signs of failure include grinding noises

Replacing it with the genuine Miele pot restores clean

This wire-reinforced tubing flexes smoothly through those areas while the internal wire keeps the walls from collapsing under suction

Perfect Top Fill Zipper Unit, SMS, Latch Coupling Kent the pre-filter can shift orThis is the Perfect top fill zipper unit, made from SMS filtration material with a latch coupling. It is a complete outer bag assembly that uses a top fill design, and it fits Bissell BG commercial uprights. The unit accepts the VAC7 HEPA inner bag, and it can also be fitted to the CO12P and CO16 uprights to run HEPA bags. The top fill configuration directs airflow so debris loads the bag from above, and the full length zipper makes inner bag changes