The 4040SEH Sentronic is a holder designed to provide single point hold-open for fire and smoke barrier doors that must be used with a opposite side mounted UL listed door closer. The door is held...
FM Series electromagnetic door holders are designed for virtually any remote door release application. They are primarily used to hold fire and smoke barrier doors open until released by a remote...
STI-6516 Mini Bopper Stopper with Spring Loaded Hinge Product Overview Protect keyless door entry units against harsh outdoor conditions and abuse with the Mini Bopper Stopper. This super tough,...
The Sentronic SEM 7820 Series are heavy duty, electrically controlled door holding magnets. Magnets are fail safe and hold until the current is interrupted. A manual door closer is used to control...