Outside Access Devices PH371 with Knob Outside Access Devices PH371 with Knobesale.co.uk. Outside access device for Antipanic range of panic and emergency exit hardware. The device works with all of our push bar, push pad and touch bar devices where access is required from the outside. The internal panic or emergency exit hardware always overrides the outside locking status to allow safe egress. The PH371 is the knob version and comes complete with a 40mm single, euro cylinder. The standard spindle supplied suits doors upto 100mm thick and can be cut to size required. The device bolts through the door and allows the outside access device and the internal panic mechanism to bolt together securely. The Standard Operation version has key to lock/key to unlock function there is also a Key Retaining Operation version which means that the key can only be withdrawn once the door is locked. Keyed alike and high security versions are available.
