The LW, DW, NBM-OP, NBM and SBM come standard with BELFAB modular filter technology which makes it possible to increase filtration with the simple introduction of new filter modules.

These same dust collector series come standard with BELFAB patented upgradable blower. This innovative fan design makes possible to increase fan performance with the simple replacement of the motor, impeller and inlet

Belfab dust collector blower and modular filter design is protected by US patent 2122910-55163349. Canadian patent 221229.