does door hardware requires any periodical maintenance?

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One stabilizer set takes care of the pair of doors for one mullion.
The 20 minute Fire Rating is a valid label and are commonly referred to as "Smoke and Draft control door assemblies". Depending on the local fire code and the openings's applica...
Closers mounted according to LCN installation instructions require no periodic maintenance or seasonal adjustments.The full line catalog states that no periodic maintenance is required.
Allegion does provides professional support to Architects and Design Professionals. For information related to specification development and support, Website for Architects and Design Professiona...
Allegion provides professional access control support to Security Consultants and Security Integrators.  For information related to specification development and support,Access Contro...
The use of Panic Hardware and/or Fire Exit Hardware is required by the International Building Code (IBC) and NFPA 101 – The Life Safety Code, depending on which code and which edition of the code i...
The American National Standards Institute (ANSI) and Builders Hardware Manufacturers Association (BHMA) have developed durability, strength and performance standards for every type of door hardware...
Panic Hardware and Fire Exit Hardware are two different types of exit devices, and the proper selection is determined by code requirements. Panic Hardware is an exit device which is tested for u...
The most obvious difference (in the device) is the lack of mechanical dogging on a Fire Rated Device.  There are some internal parts that may be different and the method it is secured to the d...
The 4170 cover plate can be used to cover the 86 & 161 prepped doors.