difference between push side and pull side


 Pneumatic Automatic Operators are used in areas where electrically operated devices are not convenient or permitted.  Consists of a modified, heavy-duty door closer for manual oper...
Electro-hydraulic Automatic Operators are: Designed for manual opening applications where there is occasional need for automating the door to meet ADA requirements.  Electrically powere...
Hospital latch available backsets:  2-3/4", 3-3/4", 5" or 7"
The 4040SE is non handed and can be mounted on the push or pull side of the door.