Lau’s aluminum double inlet wheels with steel hubs in sizes from 4-3/4” to 7-1/2” in both CW and CCW rotations. Lau’s double inlet, direct drive galvanized universal replacement wheels range in size from 9” – 11” with precise blade spacing and consistency in alignment and balance. The forward curved wheels provide quiet performance and include a Preslok® Center Disc with a special hub for use with direct drive blowers.  Lau’s galvanized, double inlet, belt drive wheels are Universal Replacement Preslok® wheels for heating & AC applications. The strong construction includes two hubs with a center disc mechanically attached to each blade. They are available in both CW and CCW rotations.