·Passed 2 million first-level performance tests of American standard ANSI156.4;

·Listing through BHMA;

·Passed the U.S. Underwriters Fire Protection Laboratory UL10C3-hour fire protection standard;

·Comply with and pass GA93 -2004 90-minute test on door closer performance and fire resistance;

·Applicable door width ≤1219mm; door closing force level adjustable ANSI size1-6;

·The maximum opening angle is 180°, and the applicable door weight is 20~150kg;

·Aluminum alloy cylinder body with an inner diameter of 32mm;

·Adjustable door closing speed and adjustable locking speed;

·Standard door opening buffer (BC) function;

·Optional positioning (HO) function, optional door closing delay (DA), optional rail arm (STA);

·Finish: silver;