Door hardware is rated Grade 1, Grade 2 and Grade 3. A commercial building should use Grade 1 door hardware for high use doors and Grade 2 door hardware for less use doors. Grade 3 door hardware should only be used on residential buildings.
There are several manufacturers of commercial door hardware; we recommend the following:
Marks Hardware - Grade 1 and Grade 2 entry levers
Arrow Lock - Grade 1 deadbolts
Medeco - high security, key restricted cylinders
Von Duprin - panic bars
LCN - door closers
Gyro Tech - door openers
Trine - electric strikes
Dyna Lock - mag locks
Serv-U Locksmiths is proudly serving all of Western MA and Northern CT including Springfield MA, Hampden MA, East Longmeadow MA, South Hadley MA, Granby MA, Manchester CT, Hartford CT and Bloomfield CT.
Serv-U Locksmiths, 977 St. James Ave., Springfield, MA 01104 • Phone: 413-732-8538 • 800-447-3788
Serving Western MA & Northern CT • CT Locksmith Registration Number: LCK0000161