Brookline Self Latching Flush Bolt (A Label 3 Hour Fire Exit Hardware) Is Constant Latching And is Designed to operate in Conjuction With Our EFLB Fire Latch Bolt or an Bottom Automatic Flush Bolt. A Self Latching Flushbolt Installed on the top of an inactive door remains latched until the active door is opened, releasing the Self latching Bolt The Inactive door will relatch automatically when closed.

Brookline Automatic Flush Bolts UL Listed (A Label 3 Hour Fire Exit Hardware) Are Used on The Inactive Door in a Pair of Doors.The inactive door is latched when active door closes, bolts retract when active door is opened Brookline Auto Flush Bolts May Also Be Used With The EFLB Fire Latch Bolt in Place of The Bottom Auto Flush Bolt Where Floor Conditions Are Not Favorable.