Door Hardware
Sargent and Greenleaf Commercial High-Security Locks: Buying Guide
At a Glance Sargent & Greenleaf (S&G) builds safe locks, vault locks, pedestrian pushbutton exit devices, and high-security padlocks — different company from Sargent (ASSA ABLOY) door hardware. S&G 2890 series is the pedestrian door pushbutton exit device line — mechanical or electronic access, panic egres
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