Apartment Trolley (APT) style commercial door operators are optimal for high-cycle apartment house applications. APT-style operators employ an auto-reconnect trolley with nylon inserts and a resilient-mount motor for quiet operation.
All LiftMaster Openers and Operators should be purchased through a Dealer and professionally installed.
Main Office: (814) 371-7358
Clearfield Office: (814) 762-8100