The Chamberlain Group
XP fire door release device offers a fail-safe release mechanism for non-motorized doors. Serves as interface between door and fire alarm system. Programmable delays of 10, 20, 30 or 60 seconds to permit passageway clearance. Testing can be conducted without requiring activation of central alarm system.
Tarkett: Color + Light
AAF International: MEGAcel I High Flow
UVDI: V-MIX
Rinnai: RCET Series
Chemetal: Carve