CAN/CGSB 69.20-M90/ANSI/BHMA A156.4-1986 PDF

This standard contains requirements for door closers surface mounted, concealed in the door, overhead concealed and concealed in the floor. Also included are pivots and thresholds for floor closers. Criteria for conformance include cycle, operational, closing force and finish tests. Optional tests which must be specified separately are also included.

Tests in this standad are performed under laboratory conditions. In actual usage results may vary because of installation, maintenance and environmental conditions.

File Size :	1 file , 2.8 MB
Note :	This product is unavailable in Russia, Belarus
Published :	01/01/1990