Magnetic holders keep doors open, even those equipped with closers, until released by an external switch. Private offices become more private when the door is closed behind a visitor or for an important phone call. Corridor fire barrier doors in nursing homes might be held open until triggered by the fire alarm system.
These devices are recommended for use on interior or exterior doors, and is for wood, metal or aluminum. Typical applications include Offices and Corridor Fire Doors.

Features & Specification Sheet