Fire Doors and Fire DoorHardware. All Styles Slide. Swing, Vertical.etc., with Underwriters Label. No. 51—Horizontal Fixtures. For Elevator Openings. FreightSheds Idkal Fixtures for Elkvat<-kDoors. This is a high-nrade fixture andalways specified for the best work. Ball-bearing, cent re-hung,… … Three-door Tandem. Two doors are hung on hangers, the thirddoor is hinged to the middle door and is usedas a passage door. Flat track lor cheapwork, trolley track for good work. Parallel Partitions. Hung on trolley track for combiningseveral small rooms into one large roomin schools, churches and…
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