cold weather operation

RELATED FAQS

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The 4600 operator is designed to meet the ANSI Code 156.19 that limits the opening force to a 15 lbs.  By code and design, the operator must stop opening the door when an obstruction or resistance ...
Exit devices are not designed for exterior application. If used in an exterior applications then a powder coated finish on the 33/35 and 98/99 series are recommended for exterior applications. ...
The LCN closer fluid "Liquid X" will perform without variation between:  -30° F to +120° F - for manual closers.  +35° F to +120° F - for electrical closers and automatic operators. At around ...