Name
Mute buffer hydraulic door closers
Suitable for
Wooden door, security door, glass door,
Suitable
fire door, aluminum door, iron door, hollow metal door
Oil
Cool the hydraulic oil
Type
051/ Small 061/ Medium 071/ Large
Acclimatization
-30 degrees Celsius to 40 degrees Celsius
Package
Plastic Bag+paper Box
Open test times
200 milion times