NHN 1600 is a Super-Thin Concealed EN Standard Door Closer. Power Adjustable by Spring.
EN1154 Standard concealed closer power adjustable No.3 to No.5 by Spring. EN Fire Tested.
EN1154 Standard concealed closer power adjustable No.1 to No.3 by spring. EN Fire Tested.
The NHN 490 Series overhead door closer is the 2nd in the flagship range from NHN’ s next generation of door closers. Incorporating the latest cam type technology, the NHN